html写一个以6位数按顺序生成二维码的页面
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>6位数按顺序生成二维码</title>
<script src="https://cdn.staticfile.org/qrcodejs/1.0.0/qrcode.min.js"></script>
</head>
<body>
<div id="qrcode"></div>
<script>
var qr = new QRCode(document.getElementById("qrcode"), {
width: 256,
height: 256
});
for (var i = 100000; i <= 999999; i++) {
qr.makeCode(i.toString());
setTimeout(function() {
qr.clear();
}, 5000);
}
</script>
</body>
</html>
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