二维码生成前端

引入qrcode.min.js

<script type="text/javascript">

    var url = 'http://192.168.1.194:8088/open/play';
    var qrcode = new QRCode(document.getElementById("qrcode"), {
        width : 300,
        height : 300
    });
    qrcode.makeCode(url);

</script>