jquery js 生成二维码
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script src="../../../js/model/erweima/jquery-1.8.3.js" type="text/javascript"></script>
<script src="../../../js/model/erweima/qrcode.js" type="text/javascript"></script>
<script src="../../../js/model/erweima/jquery.qrcode.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
text = 'http://117.71.53.71:19080/b2b2c_h5/h5/templet/shop/index.html';
$("#div_div").qrcode(utf16to8(text));
})
function utf16to8(str) { //转码
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;
}
</script>
</head>
<body>
<div id="div_div" ></div>
</body>
</html>
PS：这里再提供一个本站的二维码生成工具加强版（带logo与各种定制功能）供大家使用：
http://tools.jb51.net/transcoding/jb51qrcode
以上内容转载至 ： http://www.jb51.net/article/41345.htm