前端页面代码
<div id="qrcode-container">
</div>
<script src="/js/login.js"></script>
<script>
var wwLogin = new WwLogin({
"id": "qrcode-container",
"appid": "",
"agentid": "",
"redirect_uri": "http://域名或者端口号/api/home(回调接收处理的方法)",
"state": "",
"href": "",
"lang": "zh",
});
</script>
login.js代码

回调地址 ?code=122&appid=123 后台处理