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jquery生成qrcode二维码

2015-04-28 15:09 267 查看

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
<script src="__JS__/jquery-1.11.1.min.js"></script>
<script src="__JS__/jquery.qrcode-0.11.0.min.js"></script>
<script>
function toUtf8(str) {
var out, i, len, c;
out = "";
len = str.length;
for(i = 0; i < len; i++) {
c = str.charCodeAt(i);
if ((c >= 0x0001) && (c <= 0x007F)) {
out += str.charAt(i);
} else if (c > 0x07FF) {
out += String.fromCharCode(0xE0 | ((c >> 12) & 0x0F));
out += String.fromCharCode(0x80 | ((c >>  6) & 0x3F));
out += String.fromCharCode(0x80 | ((c >>  0) & 0x3F));
} else {
out += String.fromCharCode(0xC0 | ((c >>  6) & 0x1F));
out += String.fromCharCode(0x80 | ((c >>  0) & 0x3F));
}
}
return out;
}

$(function(){
$("#qrCode").qrcode({
render: "table",
width: 200,
height:200,
text: toUtf8("http://www.163.com")
});
});
</script>
</head>

<body>

<div id="qrCode"></div>

</body>
</html>

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