基本信息
源码名称:js实现二维码生成(支持网址/文字/名片等)qrcode
源码大小:0.04M
文件格式:.zip
开发语言:js
更新时间:2015-12-15
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   源码介绍

<!DOCTYPE HTML>
<html>
<head>
    <meta charset="utf-8">
    <title>生成二维码</title>
    <script src="JavaScript/jquery-1.8.3.min.js"></script>
    <script src="JavaScript/jquery.qrcode.min.js"></script>
    <script type="text/javascript">
        $(function () {
            //没有中文就可以这么简单
            $('#code').qrcode("http://dnt.dkill.net");

            //普通转换
            $("#txt_btn").click(function () {
                outputQRCod($("#inputTxt").val(), 200, 200);
            });

            //URL演示
            $("#url_btn").click(function () {
                var urlTxt = $("#inputUrl").val();
                if (urlTxt.indexOf("http://") < 0) {
                    urlTxt = 'http://'   urlTxt;
                }
                outputQRCod(urlTxt, 400, 400);
            });

            //联系人添加演示
            $("#people_btn").click(function () {
                var txt = "BIZCARD:N:"   $('#inputName').val()   ";T:"   $('#inputPost').val()   ";C:"   $('#inputCompany').val()   ";A:"   $('#inputAddress').val()   ";B:"   $('#inputMobile').val()   ";E:"   $('#inputEmail').val()   ";;";
                outputQRCod(txt, 400, 400);
            });

            //WiFi连接演示
            $("#wifi_btn").click(function () {
                var txt = "WIFI:T:"   $('#WiFiType').val()   ";S:"   $('#inputWiFiName').val()   ";P:"   $('#inputWiFiPass').val()   ";;";
                console.log(txt);
                outputQRCod(txt, 400, 400);
            });
        });

        //中文字符处理
        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;
        }

        //生成二维码
        function outputQRCod(txt, width, height) {
            //先清空
            $("#code").empty();
            //中文格式转换
            var str = toUtf8(txt);
            //生成二维码
            $("#code").qrcode({
                render: "table",
                width: width,
                height: height,
                text: str
            });
        }

    </script>
</head>

<body>
    <div id="main">
        <div class="demo">
            <p>请输入内容然后点击按钮生成二维码:</p>
            <div id="code"></div>
            <h2>演示1:</h2>
            <p>
                普通文本:<input type="text" class="input" id="inputTxt" value="">
                <input type="button" id="txt_btn" value="生成二维码">
            </p>
            <h2>演示2:</h2>
            <p>
                URL 演示:<input type="text" class="input" id="inputUrl" value="">
                <input type="button" id="url_btn" value="生成二维码">
            </p>
            <h2>演示3:</h2>
            <p>加联系人:(选填)<input type="button" id="people_btn" value="生成二维码"></p>
            <p>
                姓名:<input type="text" class="input" id="inputName" value=""><br />
                <br />
                职位:<input type="text" class="input" id="inputPost" value=""><br />
                <br />
                公司:<input type="text" class="input" id="inputCompany" value=""><br />
                <br />
                地址:<input type="text" class="input" id="inputAddress" value=""><br />
                <br />
                手机:<input type="text" class="input" id="inputMobile" value=""><br />
                <br />
                邮箱:<input type="text" class="input" id="inputEmail" value=""><br />
                <br />
            </p>
            <h2>演示4:(现在的wifi一般都是WPA的,WEP的基本上10分钟内就能破解了)</h2>
            <p>
                WiFi名称:<input type="text" class="input" id="inputWiFiName" value=""><br />
                <br />
                WiFi密码:<input type="text" class="input" id="inputWiFiPass" value=""><br />
                <br />
                WiFi类型:<select id="WiFiType"><option value="WPA">WPA/WPA2</option>
                    <option value="WEP">WEP</option>
                    <option value="nopass">无加密</option>
                </select>
                <input type="button" id="wifi_btn" value="生成二维码">
            </p>
        </div>
    </div>
</body>
</html>