wasm-pack-template

cargo generate --git https://gitee.com/guoyucode/excel_read.git --name my-project
cd my-project

wasm-pack build --target web

1: copy pgk dir files to html dir
2: <input type="file" id="file" multiple="multiple" onchange="read()">

3:
<script>
    function read() {
        var file = document.getElementById('file').files[0]//获取文件流

        /// file: 前端File对象
        /// title_row: 标题在第几行 组合标题: [2,3]; 单行标题: [1]
        /// rows_excluded: 排除多少行数据, 一行, 二行, 三行: [1,2,3];
        /// excluded_keyword: 关键字排除: 在单元格中检测到该关键字读取终止
        read_excel_file(file, [1], [], "合计").then(res => {
            console.log("excel_json:", res);
        }).catch(e => {
            alert(e);
        });
    }
</script>

4:
<script type="module">
    // 初始化wasm里的方法
    import {default as wasm, greet, read_excel_file} from "./excel_read.js";
    wasm().then((module) => {
        window.read_excel_file = read_excel_file;
    });
</script>

cd pkg
cargo install miniserve
miniserve --index index.html