1.导入两个jar包
- html>
- <html>
- <head>
- <meta charset="UTF-8">
- <title>title>
- head>
- <body>
- <div style="width: 220px; height: 220px; background: lawngreen;">
- <div id="qrcodeDiv" style="width: 200px; height: 200px; margin: 10px;">div>
-
- div>
- <script type="text/javascript" src="js/jquery-3.4.1.min.js" >script>
- <script type="text/javascript" src="js/qrcode.min.js" >script>
- <script type="text/javascript">
- var str = "我是小白白";
- var qrcode = new QRCode( $("#qrcodeDiv")[0] ,{
- width:180,
- height:180
- });
- qrcode.makeCode(str);
- script>
- body>
- html>
3.打开页面，成功生成二维码：(我是小白白)
