js实现扫描二维码 

<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
    <title>二维码扫描</title>
</head>

<body>
    <div>
        <div class="qr-btn" node-type="qr-btn">
            <input node-type="jsbridge" type="file" name="myPhoto" value="扫描二维码1" />
        </div>
    </div>
    <div class="result-qrcode">
    </div>
    <script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.js"></script>
    <script src="./qrcode.lib.min.js"></script>
    <script src="./qrcode.js"></script>
    <script>
        //初始化扫描二维码按钮，传入自定义的 node-type 属性
        $(function () {
            Qrcode.init($('[node-type=qr-btn]'));
            Qrcode.call = function (_result) {
                debugger
                alert(_result)
            };
        });
    </script>
</body>

</html>

 

posted @ 2020-08-20 13:12  最好的年纪  阅读(6986)  评论(0)    收藏  举报