Code
<div style="width:200px; height:200px;position: fixed;bottom: 40%; right: 20%;"></div>
2. Introduce external js files
<script src=""></script>
3. Method call
var qrcode = new QRCode(("qrcode"), {
width : 200,
height : 200
});
var token='params';
var QRCodeUrl='http:\\'+'/Share/ScanQRCode?token='+token;
(QRCodeUrl);
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