cp configs/caches.ini /path/to/yaconf //yaconf地址为php环境配置中yaconf.directory配置项的值
修改caches.ini文件相关配置

cp configs/wx.ini /path/to/yaconf //yaconf地址为php环境配置中yaconf.directory配置项的值
修改wx.ini文件相关配置

$orderRefund = new \Wx\Payment\Way\OrderRefund('111111');
$orderRefund->setOutTradeNo('xxx');
//其他相关设置请参考类的实现
$res = $orderRefund->getDetail();
var_dump($res);

$pay = new \AliPay\Pay\PayWap('111111');
$pay->setSubject('红富士苹果');
//其他相关设置请参考类的实现
$res = \AliPay\AliPayUtilBase::sendServiceRequest($pay);
var_dump($res);

$obj = new \SyPay\Union\Channels\Wap\Consume('111111', \SyPay\BaseUnion::ENV_TYPE_PRODUCT);
$obj->setOrderId('123456');;
//其他相关设置请参考类的实现
$res = \SyPay\UtilUnionChannels::sendServerRequest($obj);
var_dump($res);

$clientId = '111111';
$config = \DesignPatterns\Singletons\PayConfigSingleton::getInstance()->getPayPalConfig($clientId);
$client = \DesignPatterns\Singletons\PayConfigSingleton::getInstance()->getPayPalClient($clientId);
$request = new \SyPay\PayPal\Orders\OrdersCreateRequest();
$request->prefer('return=representation');
$request->body = [
    "intent" => "CAPTURE",
    "purchase_units" => [[
        "reference_id" => "test_ref_id1",
        "amount" => [
            "value" => "100.00",
            "currency_code" => "USD"
        ]
    ]],
    "application_context" => [
        "cancel_url" => $config->getCancelUrl(),
        "return_url" => $config->getReturnUrl()
    ]
];

try {
    // Call API with your client and get a response for your call
    $response = $client->execute($request);

    // If call returns body in response, you can get the deserialized version from the result attribute of the response
    print_r($response);
} catch (\SyPay\PayPal\Http\HttpException $ex) {
    echo $ex->statusCode;
    print_r($ex->getMessage());
}