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  • jquery生成qrcode二维码

    <!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",
    		 200,
    		height:200,
    		text: toUtf8("http://www.163.com")
    	});
    });
    </script>
    </head>
    
    <body>
    
    <div id="qrCode"></div>
    
    </body>
    </html>
    
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  • 原文地址:https://www.cnblogs.com/doseoer/p/4463073.html
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