代码拉取完成，页面将自动刷新
同步操作将从 开源技术小栈/lua-nginx-redis 强制同步，此操作会覆盖自 Fork 仓库以来所做的任何修改，且无法恢复！！！
确定后同步将在后台操作，完成时将刷新页面，请耐心等待。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<link rel="dns-prefetch" href="https://github.githubassets.com">
<link rel="dns-prefetch" href="https://avatars0.githubusercontent.com">
<link rel="dns-prefetch" href="https://avatars1.githubusercontent.com">
<link rel="dns-prefetch" href="https://avatars2.githubusercontent.com">
<link rel="dns-prefetch" href="https://avatars3.githubusercontent.com">
<link rel="dns-prefetch" href="https://github-cloud.s3.amazonaws.com">
<link rel="dns-prefetch" href="https://user-images.githubusercontent.com/">
<link crossorigin="anonymous" media="all" integrity="sha512-UDS3MR1FfvqHmqZAs2MWSDCWPwLemVRLqCwld4/zfwH0vhv7I6RYmDnMnNAVQKP1YYvqnccOCH4iOhFaUUyrjw==" rel="stylesheet" href="https://github.githubassets.com/assets/frameworks-2e9090135c22aad5f56c2f72dcba7880.css" />
<link crossorigin="anonymous" media="all" integrity="sha512-yTzgPeu2yFQArz0nyPFK725PKj1KeV8ZPCiS4vkphuA63MAjHEgyj86dXDJxbQqtlkAXOt2A6s9UQafqBJJeow==" rel="stylesheet" href="https://github.githubassets.com/assets/github-fd68e2309e055f9d19809c140d0ec52a.css" />
<meta name="viewport" content="width=device-width">
<title>book/Openresty编程.pdf at master · songhuiqing/book</title>
<meta name="description" content="个人认为对技术提升很不错的书. Contribute to songhuiqing/book development by creating an account on GitHub.">
<link rel="search" type="application/opensearchdescription+xml" href="/opensearch.xml" title="GitHub">
<link rel="fluid-icon" href="https://github.com/fluidicon.png" title="GitHub">
<meta property="fb:app_id" content="1401488693436528">
<meta name="twitter:image:src" content="https://avatars1.githubusercontent.com/u/3807143?s=400&v=4" /><meta name="twitter:site" content="@github" /><meta name="twitter:card" content="summary" /><meta name="twitter:title" content="songhuiqing/book" /><meta name="twitter:description" content="个人认为对技术提升很不错的书. Contribute to songhuiqing/book development by creating an account on GitHub." />
<meta property="og:image" content="https://avatars1.githubusercontent.com/u/3807143?s=400&v=4" /><meta property="og:site_name" content="GitHub" /><meta property="og:type" content="object" /><meta property="og:title" content="songhuiqing/book" /><meta property="og:url" content="https://github.com/songhuiqing/book" /><meta property="og:description" content="个人认为对技术提升很不错的书. Contribute to songhuiqing/book development by creating an account on GitHub." />
<link rel="assets" href="https://github.githubassets.com/">
<link rel="web-socket" href="wss://live.github.com/_sockets/VjI6NDM0MDM3ODE4OmRhYzAyODQyNWEyMTE5MmE5MmMzOGRiYTMxZTUxYTAxZTM2NDVkNTFiYzMwN2RjZjA3MTY0Yzg2NzdjYmE2OWI=--823aeb14b7be5143f748674c29f10af6d26fb58e">
<meta name="pjax-timeout" content="1000">
<link rel="sudo-modal" href="/sessions/sudo_modal">
<meta name="request-id" content="D666:1866:F10F4:155B66:5D5B85B8" data-pjax-transient>
<meta name="selected-link" value="repo_source" data-pjax-transient>
<meta name="google-site-verification" content="KT5gs8h0wvaagLKAVWq8bbeNwnZZK1r1XQysX3xurLU">
<meta name="google-site-verification" content="ZzhVyEFwb7w3e0-uOTltm8Jsck2F5StVihD0exw2fsA">
<meta name="google-site-verification" content="GXs5KoUUkNCoaAZn7wPN-t01Pywp9M3sEjnt_3_ZWPc">
<meta name="octolytics-host" content="collector.githubapp.com" /><meta name="octolytics-app-id" content="github" /><meta name="octolytics-event-url" content="https://collector.githubapp.com/github-external/browser_event" /><meta name="octolytics-dimension-request_id" content="D666:1866:F10F4:155B66:5D5B85B8" /><meta name="octolytics-dimension-region_edge" content="ap-southeast-1" /><meta name="octolytics-dimension-region_render" content="iad" /><meta name="octolytics-dimension-ga_id" content="" class="js-octo-ga-id" /><meta name="octolytics-dimension-visitor_id" content="6689689599793478300" /><meta name="octolytics-actor-id" content="14959876" /><meta name="octolytics-actor-login" content="Tinywan" /><meta name="octolytics-actor-hash" content="6e9190fe8e96b66ddaf8fef3f65ce1d7c2530532c0128d1ad69c0ab09cd172df" />
<meta name="analytics-location" content="/<user-name>/<repo-name>/blob/show" data-pjax-transient="true" />
<meta name="google-analytics" content="UA-3769691-2">
<meta class="js-ga-set" name="userId" content="76f84aaa18656779657957f3c7a34d3d">
<meta class="js-ga-set" name="dimension1" content="Logged In">
<meta name="hostname" content="github.com">
<meta name="user-login" content="Tinywan">
<meta name="expected-hostname" content="github.com">
<meta name="js-proxy-site-detection-payload" content="NjhjZDc0MjFjYjY1MzU2ZDFmODkxMzE4ODA3YmZhMTk4M2Y0ZWJmZGFiNzM2N2I5ZDkwODQ4MDA0ZWM2OTdjZXx7InJlbW90ZV9hZGRyZXNzIjoiMTEyLjE3LjE2MS42IiwicmVxdWVzdF9pZCI6IkQ2NjY6MTg2NjpGMTBGNDoxNTVCNjY6NUQ1Qjg1QjgiLCJ0aW1lc3RhbXAiOjE1NjYyNzkxMTUsImhvc3QiOiJnaXRodWIuY29tIn0=">
<meta name="enabled-features" content="LAUNCH_PROJECT,ACTIONS_V2_ON_MARKETPLACE,MARKETPLACE_FEATURED_BLOG_POSTS,MARKETPLACE_INVOICED_BILLING,MARKETPLACE_SOCIAL_PROOF_CUSTOMERS,MARKETPLACE_TRENDING_SOCIAL_PROOF,MARKETPLACE_RECOMMENDATIONS,MARKETPLACE_PENDING_INSTALLATIONS,NOTIFY_ON_BLOCK,RELATED_ISSUES,GHE_CLOUD_TRIAL">
<meta name="html-safe-nonce" content="969dd9bbc25aaf14f3ba4ee57219a504766a87a2">
<meta http-equiv="x-pjax-version" content="797ad1d287ad43580c3eb0be0d69e205">
<link href="https://github.com/songhuiqing/book/commits/master.atom" rel="alternate" title="Recent Commits to book:master" type="application/atom+xml">
<meta name="go-import" content="github.com/songhuiqing/book git https://github.com/songhuiqing/book.git">
<meta name="octolytics-dimension-user_id" content="3807143" /><meta name="octolytics-dimension-user_login" content="songhuiqing" /><meta name="octolytics-dimension-repository_id" content="127068365" /><meta name="octolytics-dimension-repository_nwo" content="songhuiqing/book" /><meta name="octolytics-dimension-repository_public" content="true" /><meta name="octolytics-dimension-repository_is_fork" content="false" /><meta name="octolytics-dimension-repository_network_root_id" content="127068365" /><meta name="octolytics-dimension-repository_network_root_nwo" content="songhuiqing/book" /><meta name="octolytics-dimension-repository_explore_github_marketplace_ci_cta_shown" content="false" />
<link rel="canonical" href="https://github.com/songhuiqing/book/blob/master/Openresty%E7%BC%96%E7%A8%8B.pdf" data-pjax-transient>
<meta name="browser-stats-url" content="https://api.github.com/_private/browser/stats">
<meta name="browser-errors-url" content="https://api.github.com/_private/browser/errors">
<link rel="mask-icon" href="https://github.githubassets.com/pinned-octocat.svg" color="#000000">
<link rel="icon" type="image/x-icon" class="js-site-favicon" href="https://github.githubassets.com/favicon.ico">
<meta name="theme-color" content="#1e2327">
<meta name="u2f-enabled" content="true">
<link rel="manifest" href="/manifest.json" crossOrigin="use-credentials">
</head>
<body class="logged-in env-production page-responsive page-blob">
<div class="position-relative js-header-wrapper ">
<a href="#start-of-content" tabindex="1" class="p-3 bg-blue text-white show-on-focus js-skip-to-content">Skip to content</a>
<div id="js-pjax-loader-bar" class="pjax-loader-bar"><div class="progress"></div></div>
<header class="Header js-details-container Details flex-wrap flex-lg-nowrap p-responsive" role="banner">
<div class="Header-item d-none d-lg-flex">
<a class="Header-link" href="https://github.com/" data-hotkey="g d" aria-label="Homepage" data-ga-click="Header, go to dashboard, icon:logo">
<svg class="octicon octicon-mark-github v-align-middle" height="32" viewBox="0 0 16 16" version="1.1" width="32" aria-hidden="true"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0 0 16 8c0-4.42-3.58-8-8-8z"/></svg>
</a>
</div>
<div class="Header-item d-lg-none">
<button class="Header-link btn-link js-details-target" type="button" aria-label="Toggle navigation" aria-expanded="false">
<svg height="24" class="octicon octicon-three-bars" viewBox="0 0 12 16" version="1.1" width="18" aria-hidden="true"><path fill-rule="evenodd" d="M11.41 9H.59C0 9 0 8.59 0 8c0-.59 0-1 .59-1H11.4c.59 0 .59.41.59 1 0 .59 0 1-.59 1h.01zm0-4H.59C0 5 0 4.59 0 4c0-.59 0-1 .59-1H11.4c.59 0 .59.41.59 1 0 .59 0 1-.59 1h.01zM.59 11H11.4c.59 0 .59.41.59 1 0 .59 0 1-.59 1H.59C0 13 0 12.59 0 12c0-.59 0-1 .59-1z"/></svg>
</button>
</div>
<div class="Header-item Header-item--full flex-column flex-lg-row width-full flex-order-2 flex-lg-order-none mr-0 mr-lg-3 mt-3 mt-lg-0 Details-content--hidden">
<div class="header-search flex-self-stretch flex-lg-self-auto mr-0 mr-lg-3 mb-3 mb-lg-0 scoped-search site-scoped-search js-site-search position-relative js-jump-to"
role="combobox"
aria-owns="jump-to-results"
aria-label="Search or jump to"
aria-haspopup="listbox"
aria-expanded="false"
>
<div class="position-relative">
<!-- '"` --><!-- </textarea></xmp> --></option></form><form class="js-site-search-form" role="search" aria-label="Site" data-scope-type="Repository" data-scope-id="127068365" data-scoped-search-url="/songhuiqing/book/search" data-unscoped-search-url="/search" action="/songhuiqing/book/search" accept-charset="UTF-8" method="get"><input name="utf8" type="hidden" value="✓" />
<label class="form-control input-sm header-search-wrapper p-0 header-search-wrapper-jump-to position-relative d-flex flex-justify-between flex-items-center js-chromeless-input-container">
<input type="text"
class="form-control input-sm header-search-input jump-to-field js-jump-to-field js-site-search-focus js-site-search-field is-clearable"
data-hotkey="s,/"
name="q"
value=""
placeholder="Search or jump to…"
data-unscoped-placeholder="Search or jump to…"
data-scoped-placeholder="Search or jump to…"
autocapitalize="off"
aria-autocomplete="list"
aria-controls="jump-to-results"
aria-label="Search or jump to…"
data-jump-to-suggestions-path="/_graphql/GetSuggestedNavigationDestinations#csrf-token=nAc3eE7t+CBw/FSywuyNVuLeaM2yE/ke0O6KYIkt4SA1gAw7LHmuDTe7aD7aDNCAOPVKA3F8DdaDHwqiAy1P/Q=="
spellcheck="false"
autocomplete="off"
>
<input type="hidden" class="js-site-search-type-field" name="type" >
<img src="https://github.githubassets.com/images/search-key-slash.svg" alt="" class="mr-2 header-search-key-slash">
<div class="Box position-absolute overflow-hidden d-none jump-to-suggestions js-jump-to-suggestions-container">
<ul class="d-none js-jump-to-suggestions-template-container">
<li class="d-flex flex-justify-start flex-items-center p-0 f5 navigation-item js-navigation-item js-jump-to-suggestion" role="option">
<a tabindex="-1" class="no-underline d-flex flex-auto flex-items-center jump-to-suggestions-path js-jump-to-suggestion-path js-navigation-open p-2" href="">
<div class="jump-to-octicon js-jump-to-octicon flex-shrink-0 mr-2 text-center d-none">
<svg height="16" width="16" class="octicon octicon-repo flex-shrink-0 js-jump-to-octicon-repo d-none" title="Repository" aria-label="Repository" viewBox="0 0 12 16" version="1.1" role="img"><path fill-rule="evenodd" d="M4 9H3V8h1v1zm0-3H3v1h1V6zm0-2H3v1h1V4zm0-2H3v1h1V2zm8-1v12c0 .55-.45 1-1 1H6v2l-1.5-1.5L3 16v-2H1c-.55 0-1-.45-1-1V1c0-.55.45-1 1-1h10c.55 0 1 .45 1 1zm-1 10H1v2h2v-1h3v1h5v-2zm0-10H2v9h9V1z"/></svg>
<svg height="16" width="16" class="octicon octicon-project flex-shrink-0 js-jump-to-octicon-project d-none" title="Project" aria-label="Project" viewBox="0 0 15 16" version="1.1" role="img"><path fill-rule="evenodd" d="M10 12h3V2h-3v10zm-4-2h3V2H6v8zm-4 4h3V2H2v12zm-1 1h13V1H1v14zM14 0H1a1 1 0 0 0-1 1v14a1 1 0 0 0 1 1h13a1 1 0 0 0 1-1V1a1 1 0 0 0-1-1z"/></svg>
<svg height="16" width="16" class="octicon octicon-search flex-shrink-0 js-jump-to-octicon-search d-none" title="Search" aria-label="Search" viewBox="0 0 16 16" version="1.1" role="img"><path fill-rule="evenodd" d="M15.7 13.3l-3.81-3.83A5.93 5.93 0 0 0 13 6c0-3.31-2.69-6-6-6S1 2.69 1 6s2.69 6 6 6c1.3 0 2.48-.41 3.47-1.11l3.83 3.81c.19.2.45.3.7.3.25 0 .52-.09.7-.3a.996.996 0 0 0 0-1.41v.01zM7 10.7c-2.59 0-4.7-2.11-4.7-4.7 0-2.59 2.11-4.7 4.7-4.7 2.59 0 4.7 2.11 4.7 4.7 0 2.59-2.11 4.7-4.7 4.7z"/></svg>
</div>
<img class="avatar mr-2 flex-shrink-0 js-jump-to-suggestion-avatar d-none" alt="" aria-label="Team" src="" width="28" height="28">
<div class="jump-to-suggestion-name js-jump-to-suggestion-name flex-auto overflow-hidden text-left no-wrap css-truncate css-truncate-target">
</div>
<div class="border rounded-1 flex-shrink-0 bg-gray px-1 text-gray-light ml-1 f6 d-none js-jump-to-badge-search">
<span class="js-jump-to-badge-search-text-default d-none" aria-label="in this repository">
In this repository
</span>
<span class="js-jump-to-badge-search-text-global d-none" aria-label="in all of GitHub">
All GitHub
</span>
<span aria-hidden="true" class="d-inline-block ml-1 v-align-middle">↵</span>
</div>
<div aria-hidden="true" class="border rounded-1 flex-shrink-0 bg-gray px-1 text-gray-light ml-1 f6 d-none d-on-nav-focus js-jump-to-badge-jump">
Jump to
<span class="d-inline-block ml-1 v-align-middle">↵</span>
</div>
</a>
</li>
</ul>
<ul class="d-none js-jump-to-no-results-template-container">
<li class="d-flex flex-justify-center flex-items-center f5 d-none js-jump-to-suggestion p-2">
<span class="text-gray">No suggested jump to results</span>
</li>
</ul>
<ul id="jump-to-results" role="listbox" class="p-0 m-0 js-navigation-container jump-to-suggestions-results-container js-jump-to-suggestions-results-container">
<li class="d-flex flex-justify-start flex-items-center p-0 f5 navigation-item js-navigation-item js-jump-to-scoped-search d-none" role="option">
<a tabindex="-1" class="no-underline d-flex flex-auto flex-items-center jump-to-suggestions-path js-jump-to-suggestion-path js-navigation-open p-2" href="">
<div class="jump-to-octicon js-jump-to-octicon flex-shrink-0 mr-2 text-center d-none">
<svg height="16" width="16" class="octicon octicon-repo flex-shrink-0 js-jump-to-octicon-repo d-none" title="Repository" aria-label="Repository" viewBox="0 0 12 16" version="1.1" role="img"><path fill-rule="evenodd" d="M4 9H3V8h1v1zm0-3H3v1h1V6zm0-2H3v1h1V4zm0-2H3v1h1V2zm8-1v12c0 .55-.45 1-1 1H6v2l-1.5-1.5L3 16v-2H1c-.55 0-1-.45-1-1V1c0-.55.45-1 1-1h10c.55 0 1 .45 1 1zm-1 10H1v2h2v-1h3v1h5v-2zm0-10H2v9h9V1z"/></svg>
<svg height="16" width="16" class="octicon octicon-project flex-shrink-0 js-jump-to-octicon-project d-none" title="Project" aria-label="Project" viewBox="0 0 15 16" version="1.1" role="img"><path fill-rule="evenodd" d="M10 12h3V2h-3v10zm-4-2h3V2H6v8zm-4 4h3V2H2v12zm-1 1h13V1H1v14zM14 0H1a1 1 0 0 0-1 1v14a1 1 0 0 0 1 1h13a1 1 0 0 0 1-1V1a1 1 0 0 0-1-1z"/></svg>
<svg height="16" width="16" class="octicon octicon-search flex-shrink-0 js-jump-to-octicon-search d-none" title="Search" aria-label="Search" viewBox="0 0 16 16" version="1.1" role="img"><path fill-rule="evenodd" d="M15.7 13.3l-3.81-3.83A5.93 5.93 0 0 0 13 6c0-3.31-2.69-6-6-6S1 2.69 1 6s2.69 6 6 6c1.3 0 2.48-.41 3.47-1.11l3.83 3.81c.19.2.45.3.7.3.25 0 .52-.09.7-.3a.996.996 0 0 0 0-1.41v.01zM7 10.7c-2.59 0-4.7-2.11-4.7-4.7 0-2.59 2.11-4.7 4.7-4.7 2.59 0 4.7 2.11 4.7 4.7 0 2.59-2.11 4.7-4.7 4.7z"/></svg>
</div>
<img class="avatar mr-2 flex-shrink-0 js-jump-to-suggestion-avatar d-none" alt="" aria-label="Team" src="" width="28" height="28">
<div class="jump-to-suggestion-name js-jump-to-suggestion-name flex-auto overflow-hidden text-left no-wrap css-truncate css-truncate-target">
</div>
<div class="border rounded-1 flex-shrink-0 bg-gray px-1 text-gray-light ml-1 f6 d-none js-jump-to-badge-search">
<span class="js-jump-to-badge-search-text-default d-none" aria-label="in this repository">
In this repository
</span>
<span class="js-jump-to-badge-search-text-global d-none" aria-label="in all of GitHub">
All GitHub
</span>
<span aria-hidden="true" class="d-inline-block ml-1 v-align-middle">↵</span>
</div>
<div aria-hidden="true" class="border rounded-1 flex-shrink-0 bg-gray px-1 text-gray-light ml-1 f6 d-none d-on-nav-focus js-jump-to-badge-jump">
Jump to
<span class="d-inline-block ml-1 v-align-middle">↵</span>
</div>
</a>
</li>
<li class="d-flex flex-justify-start flex-items-center p-0 f5 navigation-item js-navigation-item js-jump-to-global-search d-none" role="option">
<a tabindex="-1" class="no-underline d-flex flex-auto flex-items-center jump-to-suggestions-path js-jump-to-suggestion-path js-navigation-open p-2" href="">
<div class="jump-to-octicon js-jump-to-octicon flex-shrink-0 mr-2 text-center d-none">
<svg height="16" width="16" class="octicon octicon-repo flex-shrink-0 js-jump-to-octicon-repo d-none" title="Repository" aria-label="Repository" viewBox="0 0 12 16" version="1.1" role="img"><path fill-rule="evenodd" d="M4 9H3V8h1v1zm0-3H3v1h1V6zm0-2H3v1h1V4zm0-2H3v1h1V2zm8-1v12c0 .55-.45 1-1 1H6v2l-1.5-1.5L3 16v-2H1c-.55 0-1-.45-1-1V1c0-.55.45-1 1-1h10c.55 0 1 .45 1 1zm-1 10H1v2h2v-1h3v1h5v-2zm0-10H2v9h9V1z"/></svg>
<svg height="16" width="16" class="octicon octicon-project flex-shrink-0 js-jump-to-octicon-project d-none" title="Project" aria-label="Project" viewBox="0 0 15 16" version="1.1" role="img"><path fill-rule="evenodd" d="M10 12h3V2h-3v10zm-4-2h3V2H6v8zm-4 4h3V2H2v12zm-1 1h13V1H1v14zM14 0H1a1 1 0 0 0-1 1v14a1 1 0 0 0 1 1h13a1 1 0 0 0 1-1V1a1 1 0 0 0-1-1z"/></svg>
<svg height="16" width="16" class="octicon octicon-search flex-shrink-0 js-jump-to-octicon-search d-none" title="Search" aria-label="Search" viewBox="0 0 16 16" version="1.1" role="img"><path fill-rule="evenodd" d="M15.7 13.3l-3.81-3.83A5.93 5.93 0 0 0 13 6c0-3.31-2.69-6-6-6S1 2.69 1 6s2.69 6 6 6c1.3 0 2.48-.41 3.47-1.11l3.83 3.81c.19.2.45.3.7.3.25 0 .52-.09.7-.3a.996.996 0 0 0 0-1.41v.01zM7 10.7c-2.59 0-4.7-2.11-4.7-4.7 0-2.59 2.11-4.7 4.7-4.7 2.59 0 4.7 2.11 4.7 4.7 0 2.59-2.11 4.7-4.7 4.7z"/></svg>
</div>
<img class="avatar mr-2 flex-shrink-0 js-jump-to-suggestion-avatar d-none" alt="" aria-label="Team" src="" width="28" height="28">
<div class="jump-to-suggestion-name js-jump-to-suggestion-name flex-auto overflow-hidden text-left no-wrap css-truncate css-truncate-target">
</div>
<div class="border rounded-1 flex-shrink-0 bg-gray px-1 text-gray-light ml-1 f6 d-none js-jump-to-badge-search">
<span class="js-jump-to-badge-search-text-default d-none" aria-label="in this repository">
In this repository
</span>
<span class="js-jump-to-badge-search-text-global d-none" aria-label="in all of GitHub">
All GitHub
</span>
<span aria-hidden="true" class="d-inline-block ml-1 v-align-middle">↵</span>
</div>
<div aria-hidden="true" class="border rounded-1 flex-shrink-0 bg-gray px-1 text-gray-light ml-1 f6 d-none d-on-nav-focus js-jump-to-badge-jump">
Jump to
<span class="d-inline-block ml-1 v-align-middle">↵</span>
</div>
</a>
</li>
<li class="d-flex flex-justify-center flex-items-center p-0 f5 js-jump-to-suggestion">
<img src="https://github.githubassets.com/images/spinners/octocat-spinner-128.gif" alt="Octocat Spinner Icon" class="m-2" width="28">
</li>
</ul>
</div>
</label>
</form> </div>
</div>
<nav class="d-flex flex-column flex-lg-row flex-self-stretch flex-lg-self-auto" aria-label="Global">
<a class="Header-link d-block d-lg-none py-2 py-lg-0 border-top border-lg-top-0 border-white-fade-15" data-ga-click="Header, click, Nav menu - item:dashboard:user" aria-label="Dashboard" href="/dashboard">
Dashboard
</a>
<a class="js-selected-navigation-item Header-link mr-0 mr-lg-3 py-2 py-lg-0 border-top border-lg-top-0 border-white-fade-15" data-hotkey="g p" data-ga-click="Header, click, Nav menu - item:pulls context:user" aria-label="Pull requests you created" data-selected-links="/pulls /pulls/assigned /pulls/mentioned /pulls" href="/pulls">
Pull requests
</a>
<a class="js-selected-navigation-item Header-link mr-0 mr-lg-3 py-2 py-lg-0 border-top border-lg-top-0 border-white-fade-15" data-hotkey="g i" data-ga-click="Header, click, Nav menu - item:issues context:user" aria-label="Issues you created" data-selected-links="/issues /issues/assigned /issues/mentioned /issues" href="/issues">
Issues
</a>
<div class="mr-0 mr-lg-3 py-2 py-lg-0 border-top border-lg-top-0 border-white-fade-15">
<a class="js-selected-navigation-item Header-link" data-ga-click="Header, click, Nav menu - item:marketplace context:user" data-octo-click="marketplace_click" data-octo-dimensions="location:nav_bar" data-selected-links=" /marketplace" href="/marketplace">
Marketplace
</a>
</div>
<a class="js-selected-navigation-item Header-link mr-0 mr-lg-3 py-2 py-lg-0 border-top border-lg-top-0 border-white-fade-15" data-ga-click="Header, click, Nav menu - item:explore" data-selected-links="/explore /trending /trending/developers /integrations /integrations/feature/code /integrations/feature/collaborate /integrations/feature/ship showcases showcases_search showcases_landing /explore" href="/explore">
Explore
</a>
<a class="Header-link d-block d-lg-none mr-0 mr-lg-3 py-2 py-lg-0 border-top border-lg-top-0 border-white-fade-15" href="https://github.com/Tinywan">
<img class="avatar" height="20" width="20" alt="@Tinywan" src="https://avatars2.githubusercontent.com/u/14959876?s=60&v=4" />
Tinywan
</a>
<!-- '"` --><!-- </textarea></xmp> --></option></form><form action="/logout" accept-charset="UTF-8" method="post"><input name="utf8" type="hidden" value="✓" /><input type="hidden" name="authenticity_token" value="apBEEfUHOO4Z+nN3l5QFkIEXFpbSqNdP44nhjs5jc1xJPhC9nQav+jE7tyPSIEa5rk2qX1KMOhsFbNpoJezNhQ==" />
<button type="submit" class="Header-link mr-0 mr-lg-3 py-2 py-lg-0 border-top border-lg-top-0 border-white-fade-15 d-lg-none btn-link d-block width-full text-left" data-ga-click="Header, sign out, icon:logout" style="padding-left: 2px;">
<svg class="octicon octicon-sign-out v-align-middle" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M12 9V7H8V5h4V3l4 3-4 3zm-2 3H6V3L2 1h8v3h1V1c0-.55-.45-1-1-1H1C.45 0 0 .45 0 1v11.38c0 .39.22.73.55.91L6 16.01V13h4c.55 0 1-.45 1-1V8h-1v4z"/></svg>
Sign out
</button>
</form></nav>
</div>
<div class="Header-item Header-item--full flex-justify-center d-lg-none position-relative">
<div class="css-truncate css-truncate-target width-fit position-absolute left-0 right-0 text-center">
<svg class="octicon octicon-repo" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M4 9H3V8h1v1zm0-3H3v1h1V6zm0-2H3v1h1V4zm0-2H3v1h1V2zm8-1v12c0 .55-.45 1-1 1H6v2l-1.5-1.5L3 16v-2H1c-.55 0-1-.45-1-1V1c0-.55.45-1 1-1h10c.55 0 1 .45 1 1zm-1 10H1v2h2v-1h3v1h5v-2zm0-10H2v9h9V1z"/></svg>
<a class="Header-link" href="/songhuiqing">songhuiqing</a>
/
<a class="Header-link" href="/songhuiqing/book">book</a>
</div>
</div>
<div class="Header-item position-relative d-none d-lg-flex">
</div>
<div class="Header-item mr-0 mr-lg-3 flex-order-1 flex-lg-order-none">
<a aria-label="You have no unread notifications" class="Header-link notification-indicator position-relative tooltipped tooltipped-s js-socket-channel js-notification-indicator" data-hotkey="g n" data-ga-click="Header, go to notifications, icon:read" data-channel="notification-changed:14959876" href="/notifications">
<span class="mail-status "></span>
<svg class="octicon octicon-bell" viewBox="0 0 14 16" version="1.1" width="14" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M14 12v1H0v-1l.73-.58c.77-.77.81-2.55 1.19-4.42C2.69 3.23 6 2 6 2c0-.55.45-1 1-1s1 .45 1 1c0 0 3.39 1.23 4.16 5 .38 1.88.42 3.66 1.19 4.42l.66.58H14zm-7 4c1.11 0 2-.89 2-2H5c0 1.11.89 2 2 2z"/></svg>
</a>
</div>
<div class="Header-item position-relative d-none d-lg-flex">
<details class="details-overlay details-reset">
<summary class="Header-link"
aria-label="Create new…"
data-ga-click="Header, create new, icon:add">
<svg class="octicon octicon-plus" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M12 9H7v5H5V9H0V7h5V2h2v5h5v2z"/></svg> <span class="dropdown-caret"></span>
</summary>
<details-menu class="dropdown-menu dropdown-menu-sw">
<a role="menuitem" class="dropdown-item" href="/new" data-ga-click="Header, create new repository">
New repository
</a>
<a role="menuitem" class="dropdown-item" href="/new/import" data-ga-click="Header, import a repository">
Import repository
</a>
<a role="menuitem" class="dropdown-item" href="https://gist.github.com/" data-ga-click="Header, create new gist">
New gist
</a>
<a role="menuitem" class="dropdown-item" href="/organizations/new" data-ga-click="Header, create new organization">
New organization
</a>
<div role="none" class="dropdown-divider"></div>
<div class="dropdown-header">
<span title="songhuiqing/book">This repository</span>
</div>
<a role="menuitem" class="dropdown-item" href="/songhuiqing/book/issues/new" data-ga-click="Header, create new issue" data-skip-pjax>
New issue
</a>
</details-menu>
</details>
</div>
<div class="Header-item position-relative mr-0 d-none d-lg-flex">
<details class="details-overlay details-reset">
<summary class="Header-link"
aria-label="View profile and more"
data-ga-click="Header, show menu, icon:avatar">
<img alt="@Tinywan" class="avatar" src="https://avatars1.githubusercontent.com/u/14959876?s=40&v=4" height="20" width="20">
<span class="dropdown-caret"></span>
</summary>
<details-menu class="dropdown-menu dropdown-menu-sw mt-2" style="width: 180px">
<div class="header-nav-current-user css-truncate"><a role="menuitem" class="no-underline user-profile-link px-3 pt-2 pb-2 mb-n2 mt-n1 d-block" href="/Tinywan" data-ga-click="Header, go to profile, text:Signed in as">Signed in as <strong class="css-truncate-target">Tinywan</strong></a></div>
<div role="none" class="dropdown-divider"></div>
<div class="pl-3 pr-3 f6 user-status-container js-user-status-context pb-1" data-url="/users/status?compact=1&link_mentions=0&truncate=1">
<div class="js-user-status-container
user-status-compact rounded-1 px-2 py-1 mt-2
user-status-container-border-busy
" data-team-hovercards-enabled>
<details class="js-user-status-details details-reset details-overlay details-overlay-dark">
<summary class="btn-link btn-block link-gray no-underline js-toggle-user-status-edit toggle-user-status-edit " aria-haspopup="dialog" role="menuitem" data-hydro-click="{"event_type":"user_profile.click","payload":{"profile_user_id":3807143,"target":"EDIT_USER_STATUS","user_id":14959876,"client_id":"1557564735.1565571740","originating_request_id":"D666:1866:F10F4:155B66:5D5B85B8","originating_url":"https://github.com/songhuiqing/book/blob/master/Openresty%E7%BC%96%E7%A8%8B.pdf","referrer":"https://github.com/songhuiqing/book"}}" data-hydro-click-hmac="c607e71d9c5b8659e7a2ed8acd6d0f487d852aa532991d3591f65bd7c33a56b8">
<div class="d-flex">
<div class="f6 lh-condensed user-status-header
d-inline-flex
user-status-limited-availability
"
>
<div class="user-status-emoji-container flex-shrink-0 mr-1 " style="margin-top: 2px;">
<div><img class="emoji" title=":atom:" alt=":atom:" src="https://github.githubassets.com/images/icons/emoji/atom.png" height="20" width="20" align="absmiddle"></div>
</div>
</div>
<div class="
css-truncate css-truncate-target
user-status-message-wrapper f6"
style="line-height: 20px;" >
<div class="d-inline-block text-gray-dark v-align-text-top text-left">
<div class="ws-normal text-gray-dark text-bold f6">
IOT
</div>
<span>扫描关注个人微信公众号</span>
</div>
</div>
</div>
</summary> <details-dialog class="details-dialog rounded-1 anim-fade-in fast Box Box--overlay" role="dialog" tabindex="-1">
<!-- '"` --><!-- </textarea></xmp> --></option></form><form class="position-relative flex-auto js-user-status-form" action="/users/status?compact=1&link_mentions=0&truncate=1" accept-charset="UTF-8" method="post"><input name="utf8" type="hidden" value="✓" /><input type="hidden" name="_method" value="put" /><input type="hidden" name="authenticity_token" value="V0dqpXuqWq+riXu2RpaE2Mv98uPfozmqlOpIHhw15HBoJ/PJq/9kaIgZ2q4q3oLS+UdMzDF28vbcj+2/TByWSg==" />
<div class="Box-header bg-gray border-bottom p-3">
<button class="Box-btn-octicon js-toggle-user-status-edit btn-octicon float-right" type="reset" aria-label="Close dialog" data-close-dialog>
<svg class="octicon octicon-x" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48L7.48 8z"/></svg>
</button>
<h3 class="Box-title f5 text-bold text-gray-dark">Edit status</h3>
</div>
<input type="hidden" name="emoji" class="js-user-status-emoji-field" value=":atom:">
<input type="hidden" name="organization_id" class="js-user-status-org-id-field" value="MDEyOk9yZ2FuaXphdGlvbjI5OTIzOTEw">
<div class="px-3 py-2 text-gray-dark">
<div class="js-characters-remaining-container position-relative mt-2">
<div class="input-group d-table form-group my-0 js-user-status-form-group">
<span class="input-group-button d-table-cell v-align-middle" style="width: 1%">
<button type="button" aria-label="Choose an emoji" class="btn-outline btn js-toggle-user-status-emoji-picker btn-open-emoji-picker p-0">
<span class="js-user-status-original-emoji" hidden><div><img class="emoji" title=":atom:" alt=":atom:" src="https://github.githubassets.com/images/icons/emoji/atom.png" height="20" width="20" align="absmiddle"></div></span>
<span class="js-user-status-custom-emoji"><div><img class="emoji" title=":atom:" alt=":atom:" src="https://github.githubassets.com/images/icons/emoji/atom.png" height="20" width="20" align="absmiddle"></div></span>
<span class="js-user-status-no-emoji-icon" hidden>
<svg class="octicon octicon-smiley" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8s3.58 8 8 8 8-3.58 8-8-3.58-8-8-8zm4.81 12.81a6.72 6.72 0 0 1-2.17 1.45c-.83.36-1.72.53-2.64.53-.92 0-1.81-.17-2.64-.53-.81-.34-1.55-.83-2.17-1.45a6.773 6.773 0 0 1-1.45-2.17A6.59 6.59 0 0 1 1.21 8c0-.92.17-1.81.53-2.64.34-.81.83-1.55 1.45-2.17.62-.62 1.36-1.11 2.17-1.45A6.59 6.59 0 0 1 8 1.21c.92 0 1.81.17 2.64.53.81.34 1.55.83 2.17 1.45.62.62 1.11 1.36 1.45 2.17.36.83.53 1.72.53 2.64 0 .92-.17 1.81-.53 2.64-.34.81-.83 1.55-1.45 2.17zM4 6.8v-.59c0-.66.53-1.19 1.2-1.19h.59c.66 0 1.19.53 1.19 1.19v.59c0 .67-.53 1.2-1.19 1.2H5.2C4.53 8 4 7.47 4 6.8zm5 0v-.59c0-.66.53-1.19 1.2-1.19h.59c.66 0 1.19.53 1.19 1.19v.59c0 .67-.53 1.2-1.19 1.2h-.59C9.53 8 9 7.47 9 6.8zm4 3.2c-.72 1.88-2.91 3-5 3s-4.28-1.13-5-3c-.14-.39.23-1 .66-1h8.59c.41 0 .89.61.75 1z"/></svg>
</span>
</button>
</span>
<text-expander keys=": @" data-mention-url="/suggestions?global_id=MDEyOk9yZ2FuaXphdGlvbjI5OTIzOTEw&mention_suggester=1" data-emoji-url="/autocomplete/emoji">
<input
type="text"
autocomplete="off"
data-no-org-url="/autocomplete/user-suggestions"
data-org-url="/suggestions?mention_suggester=1"
data-maxlength="80"
class="d-table-cell width-full form-control js-user-status-message-field js-characters-remaining-field"
placeholder="What's happening?"
name="message"
value="扫描关注个人微信公众号"
aria-label="What is your current status?">
</text-expander>
<div class="error">Could not update your status, please try again.</div>
</div>
<div style="margin-left: 53px" class="my-1 text-small label-characters-remaining js-characters-remaining" data-suffix="remaining" hidden>
80 remaining
</div>
</div>
<include-fragment class="js-user-status-emoji-picker" data-url="/users/status/emoji"></include-fragment>
<div class="overflow-auto ml-n3 mr-n3 px-3 border-bottom" style="max-height: 33vh">
<div class="user-status-suggestions js-user-status-suggestions collapsed overflow-hidden">
<h4 class="f6 text-normal my-3">Suggestions:</h4>
<div class="mx-3 mt-2 clearfix">
<div class="float-left col-6">
<button type="button" value=":palm_tree:" class="d-flex flex-items-baseline flex-items-stretch lh-condensed f6 btn-link link-gray no-underline js-predefined-user-status mb-1">
<div class="emoji-status-width mr-2 v-align-middle js-predefined-user-status-emoji">
<g-emoji alias="palm_tree" fallback-src="https://github.githubassets.com/images/icons/emoji/unicode/1f334.png">🌴</g-emoji>
</div>
<div class="d-flex flex-items-center no-underline js-predefined-user-status-message ws-normal text-left" style="border-left: 1px solid transparent">
On vacation
</div>
</button>
<button type="button" value=":face_with_thermometer:" class="d-flex flex-items-baseline flex-items-stretch lh-condensed f6 btn-link link-gray no-underline js-predefined-user-status mb-1">
<div class="emoji-status-width mr-2 v-align-middle js-predefined-user-status-emoji">
<g-emoji alias="face_with_thermometer" fallback-src="https://github.githubassets.com/images/icons/emoji/unicode/1f912.png">🤒</g-emoji>
</div>
<div class="d-flex flex-items-center no-underline js-predefined-user-status-message ws-normal text-left" style="border-left: 1px solid transparent">
Out sick
</div>
</button>
</div>
<div class="float-left col-6">
<button type="button" value=":house:" class="d-flex flex-items-baseline flex-items-stretch lh-condensed f6 btn-link link-gray no-underline js-predefined-user-status mb-1">
<div class="emoji-status-width mr-2 v-align-middle js-predefined-user-status-emoji">
<g-emoji alias="house" fallback-src="https://github.githubassets.com/images/icons/emoji/unicode/1f3e0.png">🏠</g-emoji>
</div>
<div class="d-flex flex-items-center no-underline js-predefined-user-status-message ws-normal text-left" style="border-left: 1px solid transparent">
Working from home
</div>
</button>
<button type="button" value=":dart:" class="d-flex flex-items-baseline flex-items-stretch lh-condensed f6 btn-link link-gray no-underline js-predefined-user-status mb-1">
<div class="emoji-status-width mr-2 v-align-middle js-predefined-user-status-emoji">
<g-emoji alias="dart" fallback-src="https://github.githubassets.com/images/icons/emoji/unicode/1f3af.png">🎯</g-emoji>
</div>
<div class="d-flex flex-items-center no-underline js-predefined-user-status-message ws-normal text-left" style="border-left: 1px solid transparent">
Focusing
</div>
</button>
</div>
</div>
</div>
<div class="user-status-limited-availability-container">
<div class="form-checkbox my-0">
<input type="checkbox" name="limited_availability" value="1" class="js-user-status-limited-availability-checkbox" data-default-message="I may be slow to respond." aria-describedby="limited-availability-help-text-truncate-true-compact-true" id="limited-availability-truncate-true-compact-true" checked>
<label class="d-block f5 text-gray-dark mb-1" for="limited-availability-truncate-true-compact-true">
Busy
</label>
<p class="note" id="limited-availability-help-text-truncate-true-compact-true">
When others mention you, assign you, or request your review,
GitHub will let them know that you have limited availability.
</p>
</div>
</div>
</div>
<div class="d-inline-block f5 mr-2 pt-3 pb-2" >
<div class="d-inline-block mr-1">
Clear status
</div>
<details class="js-user-status-expire-drop-down f6 dropdown details-reset details-overlay d-inline-block mr-2">
<summary class="f5 btn-link link-gray-dark border px-2 py-1 rounded-1" aria-haspopup="true">
<div class="js-user-status-expiration-interval-selected d-inline-block v-align-baseline">
Never
</div>
<div class="dropdown-caret"></div>
</summary>
<ul class="dropdown-menu dropdown-menu-se pl-0 overflow-auto" style="width: 220px; max-height: 15.5em">
<li>
<button type="button" class="btn-link dropdown-item js-user-status-expire-button ws-normal" title="Never">
<span class="d-inline-block text-bold mb-1">Never</span>
<div class="f6 lh-condensed">Keep this status until you clear your status or edit your status.</div>
</button>
</li>
<li class="dropdown-divider" role="none"></li>
<li>
<button type="button" class="btn-link dropdown-item ws-normal js-user-status-expire-button" title="in 30 minutes" value="2019-08-20T14:01:55+08:00">
in 30 minutes
</button>
</li>
<li>
<button type="button" class="btn-link dropdown-item ws-normal js-user-status-expire-button" title="in 1 hour" value="2019-08-20T14:31:55+08:00">
in 1 hour
</button>
</li>
<li>
<button type="button" class="btn-link dropdown-item ws-normal js-user-status-expire-button" title="in 4 hours" value="2019-08-20T17:31:55+08:00">
in 4 hours
</button>
</li>
<li>
<button type="button" class="btn-link dropdown-item ws-normal js-user-status-expire-button" title="today" value="2019-08-20T23:59:59+08:00">
today
</button>
</li>
<li>
<button type="button" class="btn-link dropdown-item ws-normal js-user-status-expire-button" title="this week" value="2019-08-25T23:59:59+08:00">
this week
</button>
</li>
</ul>
</details>
<input class="js-user-status-expiration-date-input" type="hidden" name="expires_at" value="">
</div>
<include-fragment class="js-user-status-org-picker" data-url="/users/status/organizations"></include-fragment>
</div>
<div class="d-flex flex-items-center flex-justify-between p-3 border-top">
<button type="submit" class="width-full btn btn-primary mr-2 js-user-status-submit">
Set status
</button>
<button type="button" class="width-full js-clear-user-status-button btn ml-2 js-user-status-exists">
Clear status
</button>
</div>
</form> </details-dialog>
</details>
</div>
</div>
<div role="none" class="dropdown-divider"></div>
<a role="menuitem" class="dropdown-item" href="/Tinywan" data-ga-click="Header, go to profile, text:your profile">Your profile</a>
<a role="menuitem" class="dropdown-item" href="/Tinywan?tab=repositories" data-ga-click="Header, go to repositories, text:your repositories">Your repositories</a>
<a role="menuitem" class="dropdown-item" href="/Tinywan?tab=projects" data-ga-click="Header, go to projects, text:your projects">Your projects</a>
<a role="menuitem" class="dropdown-item" href="/Tinywan?tab=stars" data-ga-click="Header, go to starred repos, text:your stars">Your stars</a>
<a role="menuitem" class="dropdown-item" href="https://gist.github.com/mine" data-ga-click="Header, your gists, text:your gists">Your gists</a>
<div role="none" class="dropdown-divider"></div>
<a role="menuitem" class="dropdown-item" href="https://help.github.com" data-ga-click="Header, go to help, text:help">Help</a>
<a role="menuitem" class="dropdown-item" href="/settings/profile" data-ga-click="Header, go to settings, icon:settings">Settings</a>
<!-- '"` --><!-- </textarea></xmp> --></option></form><form class="logout-form" action="/logout" accept-charset="UTF-8" method="post"><input name="utf8" type="hidden" value="✓" /><input type="hidden" name="authenticity_token" value="yLSbp2Z0K+kgHCgBxkzvCG4shD0MoFClAWwa7Jd8aSXrGs8LDnW8/Qjd7FWD+KwhQXY49IyEvfHniSEKfPPX/A==" />
<button type="submit" class="dropdown-item dropdown-signout" data-ga-click="Header, sign out, icon:logout" role="menuitem">
Sign out
</button>
</form> </details-menu>
</details>
</div>
</header>
</div>
<div id="start-of-content" class="show-on-focus"></div>
<div id="js-flash-container">
</div>
<div class="application-main " data-commit-hovercards-enabled>
<div itemscope itemtype="http://schema.org/SoftwareSourceCode" class="">
<main >
<div class="pagehead repohead instapaper_ignore readability-menu experiment-repo-nav pt-0 pt-lg-4 ">
<div class="repohead-details-container clearfix container-lg p-responsive d-none d-lg-block">
<ul class="pagehead-actions">
<li hidden>
<include-fragment src="/songhuiqing/book/used_by_count">
</include-fragment>
</li>
<li>
<!-- '"` --><!-- </textarea></xmp> --></option></form><form data-remote="true" class="clearfix js-social-form js-social-container" action="/notifications/subscribe" accept-charset="UTF-8" method="post"><input name="utf8" type="hidden" value="✓" /><input type="hidden" name="authenticity_token" value="pnpArqrHrOsGC/xn4UCuMl4bZDO1foJcuXechuuIfa4imLWbuYFxIpzHEBK3mX3YZbSj7vV8ZxMhjwCUMjtw0g==" /> <input type="hidden" name="repository_id" value="127068365">
<details class="details-reset details-overlay select-menu float-left">
<summary class="select-menu-button float-left btn btn-sm btn-with-count" data-hydro-click="{"event_type":"repository.click","payload":{"target":"WATCH_BUTTON","repository_id":127068365,"client_id":"1557564735.1565571740","originating_request_id":"D666:1866:F10F4:155B66:5D5B85B8","originating_url":"https://github.com/songhuiqing/book/blob/master/Openresty%E7%BC%96%E7%A8%8B.pdf","referrer":"https://github.com/songhuiqing/book","user_id":14959876}}" data-hydro-click-hmac="b88bac21a6d0ca259fae701215d9438b107f32f15b6e43a53d33e2c4679882eb" data-ga-click="Repository, click Watch settings, action:blob#show"> <span data-menu-button>
<svg class="octicon octicon-eye v-align-text-bottom" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8.06 2C3 2 0 8 0 8s3 6 8.06 6C13 14 16 8 16 8s-3-6-7.94-6zM8 12c-2.2 0-4-1.78-4-4 0-2.2 1.8-4 4-4 2.22 0 4 1.8 4 4 0 2.22-1.78 4-4 4zm2-4c0 1.11-.89 2-2 2-1.11 0-2-.89-2-2 0-1.11.89-2 2-2 1.11 0 2 .89 2 2z"/></svg>
Watch
</span>
</summary> <details-menu
class="select-menu-modal position-absolute mt-5"
style="z-index: 99;">
<div class="select-menu-header">
<span class="select-menu-title">Notifications</span>
</div>
<div class="select-menu-list">
<button type="submit" name="do" value="included" class="select-menu-item width-full" aria-checked="true" role="menuitemradio">
<svg class="octicon octicon-check select-menu-item-icon" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5L12 5z"/></svg>
<div class="select-menu-item-text">
<span class="select-menu-item-heading">Not watching</span>
<span class="description">Be notified only when participating or @mentioned.</span>
<span class="hidden-select-button-text" data-menu-button-contents>
<svg class="octicon octicon-eye v-align-text-bottom" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8.06 2C3 2 0 8 0 8s3 6 8.06 6C13 14 16 8 16 8s-3-6-7.94-6zM8 12c-2.2 0-4-1.78-4-4 0-2.2 1.8-4 4-4 2.22 0 4 1.8 4 4 0 2.22-1.78 4-4 4zm2-4c0 1.11-.89 2-2 2-1.11 0-2-.89-2-2 0-1.11.89-2 2-2 1.11 0 2 .89 2 2z"/></svg>
Watch
</span>
</div>
</button>
<button type="submit" name="do" value="release_only" class="select-menu-item width-full" aria-checked="false" role="menuitemradio">
<svg class="octicon octicon-check select-menu-item-icon" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5L12 5z"/></svg>
<div class="select-menu-item-text">
<span class="select-menu-item-heading">Releases only</span>
<span class="description">Be notified of new releases, and when participating or @mentioned.</span>
<span class="hidden-select-button-text" data-menu-button-contents>
<svg class="octicon octicon-eye v-align-text-bottom" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8.06 2C3 2 0 8 0 8s3 6 8.06 6C13 14 16 8 16 8s-3-6-7.94-6zM8 12c-2.2 0-4-1.78-4-4 0-2.2 1.8-4 4-4 2.22 0 4 1.8 4 4 0 2.22-1.78 4-4 4zm2-4c0 1.11-.89 2-2 2-1.11 0-2-.89-2-2 0-1.11.89-2 2-2 1.11 0 2 .89 2 2z"/></svg>
Unwatch releases
</span>
</div>
</button>
<button type="submit" name="do" value="subscribed" class="select-menu-item width-full" aria-checked="false" role="menuitemradio">
<svg class="octicon octicon-check select-menu-item-icon" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5L12 5z"/></svg>
<div class="select-menu-item-text">
<span class="select-menu-item-heading">Watching</span>
<span class="description">Be notified of all conversations.</span>
<span class="hidden-select-button-text" data-menu-button-contents>
<svg class="octicon octicon-eye v-align-text-bottom" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8.06 2C3 2 0 8 0 8s3 6 8.06 6C13 14 16 8 16 8s-3-6-7.94-6zM8 12c-2.2 0-4-1.78-4-4 0-2.2 1.8-4 4-4 2.22 0 4 1.8 4 4 0 2.22-1.78 4-4 4zm2-4c0 1.11-.89 2-2 2-1.11 0-2-.89-2-2 0-1.11.89-2 2-2 1.11 0 2 .89 2 2z"/></svg>
Unwatch
</span>
</div>
</button>
<button type="submit" name="do" value="ignore" class="select-menu-item width-full" aria-checked="false" role="menuitemradio">
<svg class="octicon octicon-check select-menu-item-icon" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5L12 5z"/></svg>
<div class="select-menu-item-text">
<span class="select-menu-item-heading">Ignoring</span>
<span class="description">Never be notified.</span>
<span class="hidden-select-button-text" data-menu-button-contents>
<svg class="octicon octicon-mute v-align-text-bottom" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8 2.81v10.38c0 .67-.81 1-1.28.53L3 10H1c-.55 0-1-.45-1-1V7c0-.55.45-1 1-1h2l3.72-3.72C7.19 1.81 8 2.14 8 2.81zm7.53 3.22l-1.06-1.06-1.97 1.97-1.97-1.97-1.06 1.06L11.44 8 9.47 9.97l1.06 1.06 1.97-1.97 1.97 1.97 1.06-1.06L13.56 8l1.97-1.97z"/></svg>
Stop ignoring
</span>
</div>
</button>
</div>
</details-menu>
</details>
<a class="social-count js-social-count"
href="/songhuiqing/book/watchers"
aria-label="29 users are watching this repository">
29
</a>
</form>
</li>
<li>
<div class="js-toggler-container js-social-container starring-container ">
<!-- '"` --><!-- </textarea></xmp> --></option></form><form class="starred js-social-form" action="/songhuiqing/book/unstar" accept-charset="UTF-8" method="post"><input name="utf8" type="hidden" value="✓" /><input type="hidden" name="authenticity_token" value="FSUtrz9xaFlWwO2+YGdllPlvdKAADwKVv4cu2b77en3mF3IQdQwP8qNCDkPO22Gk/4CBVNqDaWwo8yejnqyEuw==" />
<input type="hidden" name="context" value="repository"></input>
<button type="submit" class="btn btn-sm btn-with-count js-toggler-target" aria-label="Unstar this repository" title="Unstar songhuiqing/book" data-hydro-click="{"event_type":"repository.click","payload":{"target":"UNSTAR_BUTTON","repository_id":127068365,"client_id":"1557564735.1565571740","originating_request_id":"D666:1866:F10F4:155B66:5D5B85B8","originating_url":"https://github.com/songhuiqing/book/blob/master/Openresty%E7%BC%96%E7%A8%8B.pdf","referrer":"https://github.com/songhuiqing/book","user_id":14959876}}" data-hydro-click-hmac="62d2834100415f8cf145b2dbdf1dc5140d89e7130cf822494b3372dfc03d1192" data-ga-click="Repository, click unstar button, action:blob#show; text:Unstar"> <svg class="octicon octicon-star v-align-text-bottom" viewBox="0 0 14 16" version="1.1" width="14" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M14 6l-4.9-.64L7 1 4.9 5.36 0 6l3.6 3.26L2.67 14 7 11.67 11.33 14l-.93-4.74L14 6z"/></svg>
Unstar
</button> <a class="social-count js-social-count" href="/songhuiqing/book/stargazers"
aria-label="646 users starred this repository">
646
</a>
</form>
<!-- '"` --><!-- </textarea></xmp> --></option></form><form class="unstarred js-social-form" action="/songhuiqing/book/star" accept-charset="UTF-8" method="post"><input name="utf8" type="hidden" value="✓" /><input type="hidden" name="authenticity_token" value="BQskEvrMxVghlwUwVWIzw/jea0r1mODicmGKQ9gjXBuh4VYrvxVulZjqPIyHDWOo0OJKXvOGxNM94BFjl4iVdg==" />
<input type="hidden" name="context" value="repository"></input>
<button type="submit" class="btn btn-sm btn-with-count js-toggler-target" aria-label="Unstar this repository" title="Star songhuiqing/book" data-hydro-click="{"event_type":"repository.click","payload":{"target":"STAR_BUTTON","repository_id":127068365,"client_id":"1557564735.1565571740","originating_request_id":"D666:1866:F10F4:155B66:5D5B85B8","originating_url":"https://github.com/songhuiqing/book/blob/master/Openresty%E7%BC%96%E7%A8%8B.pdf","referrer":"https://github.com/songhuiqing/book","user_id":14959876}}" data-hydro-click-hmac="c74d6966815db159c30ab2cfd6e76e9dc0979b9aed7dd16db5b1b63e2ea7cb6a" data-ga-click="Repository, click star button, action:blob#show; text:Star"> <svg class="octicon octicon-star v-align-text-bottom" viewBox="0 0 14 16" version="1.1" width="14" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M14 6l-4.9-.64L7 1 4.9 5.36 0 6l3.6 3.26L2.67 14 7 11.67 11.33 14l-.93-4.74L14 6z"/></svg>
Star
</button> <a class="social-count js-social-count" href="/songhuiqing/book/stargazers"
aria-label="646 users starred this repository">
646
</a>
</form> </div>
</li>
<li>
<details class="details-reset details-overlay details-overlay-dark d-inline-block float-left">
<summary class="btn btn-sm btn-with-count" data-hydro-click="{"event_type":"repository.click","payload":{"target":"FORK_BUTTON","repository_id":127068365,"client_id":"1557564735.1565571740","originating_request_id":"D666:1866:F10F4:155B66:5D5B85B8","originating_url":"https://github.com/songhuiqing/book/blob/master/Openresty%E7%BC%96%E7%A8%8B.pdf","referrer":"https://github.com/songhuiqing/book","user_id":14959876}}" data-hydro-click-hmac="4c16307f1ae7191787509c5744625f2b816313b55a58e4835662cc745c5f576d" data-ga-click="Repository, show fork modal, action:blob#show; text:Fork" title="Fork your own copy of songhuiqing/book to your account"> <svg class="octicon octicon-repo-forked v-align-text-bottom" viewBox="0 0 10 16" version="1.1" width="10" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8 1a1.993 1.993 0 0 0-1 3.72V6L5 8 3 6V4.72A1.993 1.993 0 0 0 2 1a1.993 1.993 0 0 0-1 3.72V6.5l3 3v1.78A1.993 1.993 0 0 0 5 15a1.993 1.993 0 0 0 1-3.72V9.5l3-3V4.72A1.993 1.993 0 0 0 8 1zM2 4.2C1.34 4.2.8 3.65.8 3c0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2zm3 10c-.66 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2zm3-10c-.66 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2z"/></svg>
Fork
</summary> <details-dialog
class="anim-fade-in fast Box Box--overlay d-flex flex-column"
src="/songhuiqing/book/fork?fragment=1"
preload>
<div class="Box-header">
<button class="Box-btn-octicon btn-octicon float-right" type="button" aria-label="Close dialog" data-close-dialog>
<svg class="octicon octicon-x" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48L7.48 8z"/></svg>
</button>
<h3 class="Box-title">Fork book</h3>
</div>
<div class="overflow-auto text-center">
<include-fragment>
<div class="octocat-spinner my-3" aria-label="Loading..."></div>
<p class="f5 text-gray">If this dialog fails to load, you can visit <a href="/songhuiqing/book/fork">the fork page</a> directly.</p>
</include-fragment>
</div>
</details-dialog>
</details>
<a href="/songhuiqing/book/network/members" class="social-count"
aria-label="243 users forked this repository">
243
</a>
</li>
</ul>
<h1 class="public ">
<svg class="octicon octicon-repo" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M4 9H3V8h1v1zm0-3H3v1h1V6zm0-2H3v1h1V4zm0-2H3v1h1V2zm8-1v12c0 .55-.45 1-1 1H6v2l-1.5-1.5L3 16v-2H1c-.55 0-1-.45-1-1V1c0-.55.45-1 1-1h10c.55 0 1 .45 1 1zm-1 10H1v2h2v-1h3v1h5v-2zm0-10H2v9h9V1z"/></svg>
<span class="author" itemprop="author"><a class="url fn" rel="author" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=3807143" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="/songhuiqing">songhuiqing</a></span><!--
--><span class="path-divider">/</span><!--
--><strong itemprop="name"><a data-pjax="#js-repo-pjax-container" href="/songhuiqing/book">book</a></strong>
</h1>
</div>
<nav class="hx_reponav reponav js-repo-nav js-sidenav-container-pjax container-lg p-responsive d-none d-lg-block"
itemscope
itemtype="http://schema.org/BreadcrumbList"
aria-label="Repository"
data-pjax="#js-repo-pjax-container">
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a class="js-selected-navigation-item selected reponav-item" itemprop="url" data-hotkey="g c" aria-current="page" data-selected-links="repo_source repo_downloads repo_commits repo_releases repo_tags repo_branches repo_packages /songhuiqing/book" href="/songhuiqing/book">
<svg class="octicon octicon-code" viewBox="0 0 14 16" version="1.1" width="14" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M9.5 3L8 4.5 11.5 8 8 11.5 9.5 13 14 8 9.5 3zm-5 0L0 8l4.5 5L6 11.5 2.5 8 6 4.5 4.5 3z"/></svg>
<span itemprop="name">Code</span>
<meta itemprop="position" content="1">
</a> </span>
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a itemprop="url" data-hotkey="g i" class="js-selected-navigation-item reponav-item" data-selected-links="repo_issues repo_labels repo_milestones /songhuiqing/book/issues" href="/songhuiqing/book/issues">
<svg class="octicon octicon-issue-opened" viewBox="0 0 14 16" version="1.1" width="14" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M7 2.3c3.14 0 5.7 2.56 5.7 5.7s-2.56 5.7-5.7 5.7A5.71 5.71 0 0 1 1.3 8c0-3.14 2.56-5.7 5.7-5.7zM7 1C3.14 1 0 4.14 0 8s3.14 7 7 7 7-3.14 7-7-3.14-7-7-7zm1 3H6v5h2V4zm0 6H6v2h2v-2z"/></svg>
<span itemprop="name">Issues</span>
<span class="Counter">0</span>
<meta itemprop="position" content="2">
</a> </span>
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a data-hotkey="g p" itemprop="url" class="js-selected-navigation-item reponav-item" data-selected-links="repo_pulls checks /songhuiqing/book/pulls" href="/songhuiqing/book/pulls">
<svg class="octicon octicon-git-pull-request" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M11 11.28V5c-.03-.78-.34-1.47-.94-2.06C9.46 2.35 8.78 2.03 8 2H7V0L4 3l3 3V4h1c.27.02.48.11.69.31.21.2.3.42.31.69v6.28A1.993 1.993 0 0 0 10 15a1.993 1.993 0 0 0 1-3.72zm-1 2.92c-.66 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2zM4 3c0-1.11-.89-2-2-2a1.993 1.993 0 0 0-1 3.72v6.56A1.993 1.993 0 0 0 2 15a1.993 1.993 0 0 0 1-3.72V4.72c.59-.34 1-.98 1-1.72zm-.8 10c0 .66-.55 1.2-1.2 1.2-.65 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2zM2 4.2C1.34 4.2.8 3.65.8 3c0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2z"/></svg>
<span itemprop="name">Pull requests</span>
<span class="Counter">0</span>
<meta itemprop="position" content="3">
</a> </span>
<a data-hotkey="g b" class="js-selected-navigation-item reponav-item" data-selected-links="repo_projects new_repo_project repo_project /songhuiqing/book/projects" href="/songhuiqing/book/projects">
<svg class="octicon octicon-project" viewBox="0 0 15 16" version="1.1" width="15" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M10 12h3V2h-3v10zm-4-2h3V2H6v8zm-4 4h3V2H2v12zm-1 1h13V1H1v14zM14 0H1a1 1 0 0 0-1 1v14a1 1 0 0 0 1 1h13a1 1 0 0 0 1-1V1a1 1 0 0 0-1-1z"/></svg>
Projects
<span class="Counter" >0</span>
</a>
<a class="js-selected-navigation-item reponav-item" data-hotkey="g w" data-selected-links="repo_wiki /songhuiqing/book/wiki" href="/songhuiqing/book/wiki">
<svg class="octicon octicon-book" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M3 5h4v1H3V5zm0 3h4V7H3v1zm0 2h4V9H3v1zm11-5h-4v1h4V5zm0 2h-4v1h4V7zm0 2h-4v1h4V9zm2-6v9c0 .55-.45 1-1 1H9.5l-1 1-1-1H2c-.55 0-1-.45-1-1V3c0-.55.45-1 1-1h5.5l1 1 1-1H15c.55 0 1 .45 1 1zm-8 .5L7.5 3H2v9h6V3.5zm7-.5H9.5l-.5.5V12h6V3z"/></svg>
Wiki
</a>
<a data-skip-pjax="true" class="js-selected-navigation-item reponav-item" data-selected-links="security alerts policy /songhuiqing/book/security/advisories" href="/songhuiqing/book/security/advisories">
<svg class="octicon octicon-shield" viewBox="0 0 14 16" version="1.1" width="14" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M0 2l7-2 7 2v6.02C14 12.69 8.69 16 7 16c-1.69 0-7-3.31-7-7.98V2zm1 .75L7 1l6 1.75v5.268C13 12.104 8.449 15 7 15c-1.449 0-6-2.896-6-6.982V2.75zm1 .75L7 2v12c-1.207 0-5-2.482-5-5.985V3.5z"/></svg>
Security
</a>
<a class="js-selected-navigation-item reponav-item" data-selected-links="repo_graphs repo_contributors dependency_graph pulse people /songhuiqing/book/pulse" href="/songhuiqing/book/pulse">
<svg class="octicon octicon-graph" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M16 14v1H0V0h1v14h15zM5 13H3V8h2v5zm4 0H7V3h2v10zm4 0h-2V6h2v7z"/></svg>
Insights
</a>
</nav>
<div class="reponav-wrapper reponav-small d-lg-none">
<nav class="reponav js-reponav text-center no-wrap"
itemscope
itemtype="http://schema.org/BreadcrumbList">
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a class="js-selected-navigation-item selected reponav-item" itemprop="url" aria-current="page" data-selected-links="repo_source repo_downloads repo_commits repo_releases repo_tags repo_branches repo_packages /songhuiqing/book" href="/songhuiqing/book">
<span itemprop="name">Code</span>
<meta itemprop="position" content="1">
</a> </span>
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a itemprop="url" class="js-selected-navigation-item reponav-item" data-selected-links="repo_issues repo_labels repo_milestones /songhuiqing/book/issues" href="/songhuiqing/book/issues">
<span itemprop="name">Issues</span>
<span class="Counter">0</span>
<meta itemprop="position" content="2">
</a> </span>
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a itemprop="url" class="js-selected-navigation-item reponav-item" data-selected-links="repo_pulls checks /songhuiqing/book/pulls" href="/songhuiqing/book/pulls">
<span itemprop="name">Pull requests</span>
<span class="Counter">0</span>
<meta itemprop="position" content="3">
</a> </span>
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a itemprop="url" class="js-selected-navigation-item reponav-item" data-selected-links="repo_projects new_repo_project repo_project /songhuiqing/book/projects" href="/songhuiqing/book/projects">
<span itemprop="name">Projects</span>
<span class="Counter">0</span>
<meta itemprop="position" content="4">
</a> </span>
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a itemprop="url" class="js-selected-navigation-item reponav-item" data-selected-links="repo_wiki /songhuiqing/book/wiki" href="/songhuiqing/book/wiki">
<span itemprop="name">Wiki</span>
<meta itemprop="position" content="5">
</a> </span>
<a itemprop="url" class="js-selected-navigation-item reponav-item" data-selected-links="security alerts policy /songhuiqing/book/security/advisories" href="/songhuiqing/book/security/advisories">
<span itemprop="name">Security</span>
<meta itemprop="position" content="6">
</a>
<a class="js-selected-navigation-item reponav-item" data-selected-links="pulse /songhuiqing/book/pulse" href="/songhuiqing/book/pulse">
Pulse
</a>
<span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement">
<a itemprop="url" class="js-selected-navigation-item reponav-item" data-selected-links="community /songhuiqing/book/community" href="/songhuiqing/book/community">
Community
</a> </span>
</nav>
</div>
</div>
<div class="container-lg clearfix new-discussion-timeline experiment-repo-nav p-responsive">
<div class="repository-content ">
<a class="d-none js-permalink-shortcut" data-hotkey="y" href="/songhuiqing/book/blob/7b2f1f1cb5c7785730414e814275f5479b83386f/Openresty%E7%BC%96%E7%A8%8B.pdf">Permalink</a>
<!-- blob contrib key: blob_contributors:v21:a2e6d4421720ff547ee62c4adbc26007 -->
<div class="d-flex flex-items-start flex-shrink-0 pb-3 flex-column flex-md-row">
<span class="d-flex flex-justify-between width-full width-md-auto">
<details class="details-reset details-overlay select-menu branch-select-menu hx_rsm" id="branch-select-menu">
<summary class="btn btn-sm select-menu-button css-truncate"
data-hotkey="w"
title="Switch branches or tags">
<i>Branch:</i>
<span class="css-truncate-target" data-menu-button>master</span>
</summary>
<details-menu class="select-menu-modal hx_rsm-modal position-absolute" style="z-index: 99;" src="/songhuiqing/book/ref-list/master/Openresty%E7%BC%96%E7%A8%8B.pdf?source_action=show&source_controller=blob" preload>
<include-fragment class="select-menu-loading-overlay anim-pulse">
<svg height="32" class="octicon octicon-octoface" viewBox="0 0 16 16" version="1.1" width="32" aria-hidden="true"><path fill-rule="evenodd" d="M14.7 5.34c.13-.32.55-1.59-.13-3.31 0 0-1.05-.33-3.44 1.3-1-.28-2.07-.32-3.13-.32s-2.13.04-3.13.32c-2.39-1.64-3.44-1.3-3.44-1.3-.68 1.72-.26 2.99-.13 3.31C.49 6.21 0 7.33 0 8.69 0 13.84 3.33 15 7.98 15S16 13.84 16 8.69c0-1.36-.49-2.48-1.3-3.35zM8 14.02c-3.3 0-5.98-.15-5.98-3.35 0-.76.38-1.48 1.02-2.07 1.07-.98 2.9-.46 4.96-.46 2.07 0 3.88-.52 4.96.46.65.59 1.02 1.3 1.02 2.07 0 3.19-2.68 3.35-5.98 3.35zM5.49 9.01c-.66 0-1.2.8-1.2 1.78s.54 1.79 1.2 1.79c.66 0 1.2-.8 1.2-1.79s-.54-1.78-1.2-1.78zm5.02 0c-.66 0-1.2.79-1.2 1.78s.54 1.79 1.2 1.79c.66 0 1.2-.8 1.2-1.79s-.53-1.78-1.2-1.78z"/></svg>
</include-fragment>
</details-menu>
</details>
<div class="BtnGroup flex-shrink-0 d-md-none">
<a href="/songhuiqing/book/find/master"
class="js-pjax-capture-input btn btn-sm BtnGroup-item"
data-pjax
data-hotkey="t">
Find file
</a>
<clipboard-copy value="Openresty编程.pdf" class="btn btn-sm BtnGroup-item">
Copy path
</clipboard-copy>
</div>
</span>
<h2 id="blob-path" class="breadcrumb flex-auto min-width-0 text-normal flex-md-self-center ml-md-2 mr-md-3 my-2 my-md-0">
<span class="js-repo-root text-bold"><span class="js-path-segment"><a data-pjax="true" href="/songhuiqing/book"><span>book</span></a></span></span><span class="separator">/</span><strong class="final-path">Openresty编程.pdf</strong>
</h2>
<div class="BtnGroup flex-shrink-0 d-none d-md-inline-block">
<a href="/songhuiqing/book/find/master"
class="js-pjax-capture-input btn btn-sm BtnGroup-item"
data-pjax
data-hotkey="t">
Find file
</a>
<clipboard-copy value="Openresty编程.pdf" class="btn btn-sm BtnGroup-item">
Copy path
</clipboard-copy>
</div>
</div>
<div class="Box Box--condensed d-flex flex-column flex-shrink-0">
<div class="Box-body d-flex flex-justify-between bg-blue-light flex-column flex-md-row flex-items-start flex-md-items-center">
<span class="pr-md-4 f6">
<a rel="author" data-skip-pjax="true" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=3807143" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="/songhuiqing"><img class="avatar" src="https://avatars3.githubusercontent.com/u/3807143?s=40&v=4" width="20" height="20" alt="@songhuiqing" /></a>
<a class="text-bold link-gray-dark lh-default v-align-middle" rel="author" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=3807143" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="/songhuiqing">songhuiqing</a>
<span class="lh-default v-align-middle">
<a data-pjax="true" title="Add files via upload" class="link-gray" href="/songhuiqing/book/commit/cf61b2623b24235425f5433f21f8a78e86ab56b8">Add files via upload</a>
</span>
</span>
<span class="d-inline-block flex-shrink-0 v-align-bottom f6 mt-2 mt-md-0">
<a class="pr-2 text-mono link-gray" href="/songhuiqing/book/commit/cf61b2623b24235425f5433f21f8a78e86ab56b8" data-pjax>cf61b26</a>
<relative-time datetime="2018-03-28T07:35:18Z">Mar 28, 2018</relative-time>
</span>
</div>
<div class="Box-body d-flex flex-items-center flex-auto f6 border-bottom-0 flex-wrap" >
<details class="details-reset details-overlay details-overlay-dark lh-default text-gray-dark float-left mr-2" id="blob_contributors_box">
<summary class="btn-link" aria-haspopup="dialog">
<span><strong>1</strong> contributor</span>
</summary>
<details-dialog
class="Box Box--overlay d-flex flex-column anim-fade-in fast"
aria-label="Users who have contributed to this file"
src="/songhuiqing/book/contributors/master/Openresty%E7%BC%96%E7%A8%8B.pdf/list" preload>
<div class="Box-header">
<button class="Box-btn-octicon btn-octicon float-right" type="button" aria-label="Close dialog" data-close-dialog>
<svg class="octicon octicon-x" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48L7.48 8z"/></svg>
</button>
<h3 class="Box-title">
Users who have contributed to this file
</h3>
</div>
<include-fragment class="octocat-spinner my-3" aria-label="Loading..."></include-fragment>
</details-dialog>
</details>
</div>
</div>
<div class="Box mt-3 position-relative">
<div class="Box-header py-2 d-flex flex-column flex-shrink-0 flex-md-row flex-md-items-center">
<div class="text-mono f6 flex-auto pr-3 flex-order-2 flex-md-order-1 mt-2 mt-md-0">
278 KB
</div>
<div class="d-flex py-1 py-md-0 flex-auto flex-order-1 flex-md-order-2 flex-sm-grow-0 flex-justify-between">
<div class="BtnGroup">
<a id="raw-url" class="btn btn-sm BtnGroup-item" href="/songhuiqing/book/raw/master/Openresty%E7%BC%96%E7%A8%8B.pdf">Download</a>
<a rel="nofollow" class="btn btn-sm BtnGroup-item" href="/songhuiqing/book/commits/master/Openresty%E7%BC%96%E7%A8%8B.pdf">History</a>
</div>
<div>
<a class="btn-octicon tooltipped tooltipped-nw hide-sm"
href="https://desktop.github.com"
aria-label="Open this file in GitHub Desktop"
data-ga-click="Repository, open with desktop, type:windows">
<svg class="octicon octicon-device-desktop" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M15 2H1c-.55 0-1 .45-1 1v9c0 .55.45 1 1 1h5.34c-.25.61-.86 1.39-2.34 2h8c-1.48-.61-2.09-1.39-2.34-2H15c.55 0 1-.45 1-1V3c0-.55-.45-1-1-1zm0 9H1V3h14v8z"/></svg>
</a>
<!-- '"` --><!-- </textarea></xmp> --></option></form><form class="inline-form" action="/songhuiqing/book/delete/master/Openresty%E7%BC%96%E7%A8%8B.pdf" accept-charset="UTF-8" method="post"><input name="utf8" type="hidden" value="✓" /><input type="hidden" name="authenticity_token" value="455TQlirme+qiHhaBYnA1ukEtQSorAy529gTzvUEAN3ZI+IEB5iLLGxQoRFWw8WYbpjVTt38GKJ8vrkAG0F0xg==" />
<button class="btn-octicon btn-octicon-danger tooltipped tooltipped-nw" type="submit"
aria-label="Fork this project and delete the file" data-disable-with>
<svg class="octicon octicon-trashcan" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M11 2H9c0-.55-.45-1-1-1H5c-.55 0-1 .45-1 1H2c-.55 0-1 .45-1 1v1c0 .55.45 1 1 1v9c0 .55.45 1 1 1h7c.55 0 1-.45 1-1V5c.55 0 1-.45 1-1V3c0-.55-.45-1-1-1zm-1 12H3V5h1v8h1V5h1v8h1V5h1v8h1V5h1v9zm1-10H2V3h9v1z"/></svg>
</button>
</form> </div>
</div>
</div>
<div itemprop="text" class="Box-body p-0 blob-wrapper data type-text ">
<div class="render-wrapper ">
<div class="render-container is-render-pending js-render-target "
data-identity="83ef4796-80cf-4f53-b037-1e0f190ad4b1"
data-host="https://render.githubusercontent.com"
data-type="pdf">
<img class="octospinner mx-auto" alt="" src="https://github.githubassets.com/images/spinners/octocat-spinner-128.gif" width="64" height="64" />
<div class="render-viewer-error">Sorry, something went wrong. <a href="https://github.com/songhuiqing/book/blob/master/Openresty%E7%BC%96%E7%A8%8B.pdf">Reload?</a></div>
<div class="render-viewer-fatal">Sorry, we cannot display this file.</div>
<div class="render-viewer-invalid">Sorry, this file is invalid so it cannot be displayed.</div>
<iframe class="render-viewer " src="https://render.githubusercontent.com/view/pdf?commit=7b2f1f1cb5c7785730414e814275f5479b83386f&enc_url=68747470733a2f2f7261772e67697468756275736572636f6e74656e742e636f6d2f736f6e6768756971696e672f626f6f6b2f376232663166316362356337373835373330343134653831343237356635343739623833333836662f4f70656e72657374792545372542432539362545372541382538422e706466&nwo=songhuiqing%2Fbook&path=Openresty%E7%BC%96%E7%A8%8B.pdf&repository_id=127068365&repository_type=Repository#83ef4796-80cf-4f53-b037-1e0f190ad4b1" sandbox="allow-scripts allow-same-origin allow-top-navigation " title="File display">
Viewer requires iframe.
</iframe>
</div>
</div>
</div>
</div>
<details class="details-reset details-overlay details-overlay-dark">
<summary data-hotkey="l" aria-label="Jump to line"></summary>
<details-dialog class="Box Box--overlay d-flex flex-column anim-fade-in fast linejump" aria-label="Jump to line">
<!-- '"` --><!-- </textarea></xmp> --></option></form><form class="js-jump-to-line-form Box-body d-flex" action="" accept-charset="UTF-8" method="get"><input name="utf8" type="hidden" value="✓" />
<input class="form-control flex-auto mr-3 linejump-input js-jump-to-line-field" type="text" placeholder="Jump to line…" aria-label="Jump to line" autofocus>
<button type="submit" class="btn" data-close-dialog>Go</button>
</form> </details-dialog>
</details>
</div>
<div class="modal-backdrop js-touch-events"></div>
</div>
</main>
</div>
</div>
<div class="footer container-lg width-full p-responsive" role="contentinfo">
<div class="position-relative d-flex flex-row-reverse flex-lg-row flex-wrap flex-lg-nowrap flex-justify-center flex-lg-justify-between pt-6 pb-2 mt-6 f6 text-gray border-top border-gray-light ">
<ul class="list-style-none d-flex flex-wrap col-12 col-lg-5 flex-justify-center flex-lg-justify-between mb-2 mb-lg-0">
<li class="mr-3 mr-lg-0">© 2019 <span title="0.52772s from unicorn-5997c6cd9-2hndb">GitHub</span>, Inc.</li>
<li class="mr-3 mr-lg-0"><a data-ga-click="Footer, go to terms, text:terms" href="https://github.com/site/terms">Terms</a></li>
<li class="mr-3 mr-lg-0"><a data-ga-click="Footer, go to privacy, text:privacy" href="https://github.com/site/privacy">Privacy</a></li>
<li class="mr-3 mr-lg-0"><a data-ga-click="Footer, go to security, text:security" href="https://github.com/security">Security</a></li>
<li class="mr-3 mr-lg-0"><a href="https://githubstatus.com/" data-ga-click="Footer, go to status, text:status">Status</a></li>
<li><a data-ga-click="Footer, go to help, text:help" href="https://help.github.com">Help</a></li>
</ul>
<a aria-label="Homepage" title="GitHub" class="footer-octicon d-none d-lg-block mx-lg-4" href="https://github.com">
<svg height="24" class="octicon octicon-mark-github" viewBox="0 0 16 16" version="1.1" width="24" aria-hidden="true"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0 0 16 8c0-4.42-3.58-8-8-8z"/></svg>
</a>
<ul class="list-style-none d-flex flex-wrap col-12 col-lg-5 flex-justify-center flex-lg-justify-between mb-2 mb-lg-0">
<li class="mr-3 mr-lg-0"><a data-ga-click="Footer, go to contact, text:contact" href="https://github.com/contact">Contact GitHub</a></li>
<li class="mr-3 mr-lg-0"><a href="https://github.com/pricing" data-ga-click="Footer, go to Pricing, text:Pricing">Pricing</a></li>
<li class="mr-3 mr-lg-0"><a href="https://developer.github.com" data-ga-click="Footer, go to api, text:api">API</a></li>
<li class="mr-3 mr-lg-0"><a href="https://training.github.com" data-ga-click="Footer, go to training, text:training">Training</a></li>
<li class="mr-3 mr-lg-0"><a href="https://github.blog" data-ga-click="Footer, go to blog, text:blog">Blog</a></li>
<li><a data-ga-click="Footer, go to about, text:about" href="https://github.com/about">About</a></li>
</ul>
</div>
<div class="d-flex flex-justify-center pb-6">
<span class="f6 text-gray-light"></span>
</div>
</div>
<div id="ajax-error-message" class="ajax-error-message flash flash-error">
<svg class="octicon octicon-alert" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8.893 1.5c-.183-.31-.52-.5-.887-.5s-.703.19-.886.5L.138 13.499a.98.98 0 0 0 0 1.001c.193.31.53.501.886.501h13.964c.367 0 .704-.19.877-.5a1.03 1.03 0 0 0 .01-1.002L8.893 1.5zm.133 11.497H6.987v-2.003h2.039v2.003zm0-3.004H6.987V5.987h2.039v4.006z"/></svg>
<button type="button" class="flash-close js-ajax-error-dismiss" aria-label="Dismiss error">
<svg class="octicon octicon-x" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48L7.48 8z"/></svg>
</button>
You can’t perform that action at this time.
</div>
<script crossorigin="anonymous" integrity="sha512-mwYwXdzIDUCOw/22oVTooeS/oLxq3UPn/NcTtz5dbtlbKqNemfytY1ZDpVwoGinjLCx+oyfVvNAN/HGrKiLqsQ==" type="application/javascript" src="https://github.githubassets.com/assets/frameworks-4d365955.js"></script>
<script crossorigin="anonymous" async="async" integrity="sha512-3i4KjzuKhBCharNvMm1ZTuyYUbimLGtsUAeuEZSolCBBAugQObGv9DqEhgldtsgYhdxBXobxecM6n4MBr+1WWw==" type="application/javascript" src="https://github.githubassets.com/assets/github-bootstrap-8e6dcf97.js"></script>
<div class="js-stale-session-flash stale-session-flash flash flash-warn flash-banner" hidden
>
<svg class="octicon octicon-alert" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M8.893 1.5c-.183-.31-.52-.5-.887-.5s-.703.19-.886.5L.138 13.499a.98.98 0 0 0 0 1.001c.193.31.53.501.886.501h13.964c.367 0 .704-.19.877-.5a1.03 1.03 0 0 0 .01-1.002L8.893 1.5zm.133 11.497H6.987v-2.003h2.039v2.003zm0-3.004H6.987V5.987h2.039v4.006z"/></svg>
<span class="signed-in-tab-flash">You signed in with another tab or window. <a href="">Reload</a> to refresh your session.</span>
<span class="signed-out-tab-flash">You signed out in another tab or window. <a href="">Reload</a> to refresh your session.</span>
</div>
<template id="site-details-dialog">
<details class="details-reset details-overlay details-overlay-dark lh-default text-gray-dark hx_rsm" open>
<summary role="button" aria-label="Close dialog"></summary>
<details-dialog class="Box Box--overlay d-flex flex-column anim-fade-in fast hx_rsm-dialog hx_rsm-modal">
<button class="Box-btn-octicon m-0 btn-octicon position-absolute right-0 top-0" type="button" aria-label="Close dialog" data-close-dialog>
<svg class="octicon octicon-x" viewBox="0 0 12 16" version="1.1" width="12" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48L7.48 8z"/></svg>
</button>
<div class="octocat-spinner my-6 js-details-dialog-spinner"></div>
</details-dialog>
</details>
</template>
<div class="Popover js-hovercard-content position-absolute" style="display: none; outline: none;" tabindex="0">
<div class="Popover-message Popover-message--bottom-left Popover-message--large Box box-shadow-large" style="width:360px;">
</div>
</div>
<div aria-live="polite" class="js-global-screen-reader-notice sr-only"></div>
</body>
</html>
此处可能存在不合适展示的内容，页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容，可点击提交进行申诉，我们将尽快为您处理。