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payjs前端发起jsapi支付的demo
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<meta name="format-detection" content="telephone=no">
<meta name="format-detection" content="email=no">
<meta name="apple-mobile-web-app-capable" content="yes">
<link href="https://cdn.bootcss.com/weui/1.1.2/style/weui.min.css" rel="stylesheet">
<script src="https://cdn.bootcss.com/zepto/1.2.0/zepto.min.js"></script>
</head>
<body style="padding:20px;">
<a href="javascript:;" class="weui-btn weui-btn_primary" id="payBtn">微信支付</a>
</body>
<script>
if (typeof WeixinJSBridge == "undefined") {
if (document.addEventListener) {
document.addEventListener('WeixinJSBridgeReady', onBridgeReady, false);
} else if (document.attachEvent) {
document.attachEvent('WeixinJSBridgeReady', onBridgeReady);
document.attachEvent('onWeixinJSBridgeReady', onBridgeReady);
}
}
function onBridgeReady() {
WeixinJSBridge.call('hideOptionMenu');
}
$('#payBtn').on('click', function () {
WeixinJSBridge.invoke(
'getBrandWCPayRequest', {
// 以下6个支付参数通过payjs的jsapi接口获取
// **************************
"appId": "wxc5205a653b0259ac",
"timeStamp": "15100000000",
"nonceStr": "9cJEu27X6KehHGM8",
"package": "prepay_id=wx162234040923141245861167",
"signType": "MD5",
"paySign": "D64EF3ADBCA224E435D321619710C008"
// **************************
},
function (res) {
if (res.err_msg == "get_brand_wcpay_request:ok") {
WeixinJSBridge.call('closeWindow');
}
}
);
});
</script>
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