layui下拉框赋默认值

素颜马尾好姑娘i 2021-09-23 08:10 914阅读 0赞 
  1. <!DOCTYPE html>
  2. <html>
  3. <head>
  4. <meta charset="UTF-8">
  5. <meta name="viewport" content="width=device-width, initial-scale=1">
  6. <title>Insert title here</title>
  7. <link href="/layuiadmin/layui/css/layui.css" media="screen"
  8.     rel="stylesheet" type="text/css" />
  9. <script src="/layuiadmin/layui/layui.js" type="text/javascript"></script>
  10. </head>
  11. <body>
  13.     <form class="layui-form" action="">
  14.         <div class="layui-input-block  layui-form" lay-filter="selFilter">
  15.              <select id="sel" lay-verify="required" lay-filter="selFilter">
  16.                     <option value="">请选择</option>
  17.                      <option value="A">选项A</option>
  18.                      <option value="B">选项B</option>
  19.              </select>
  20.         </div>
  21.     </form>
  24.     <script>
  25.     layui.use('form', function(){
  26.           var form = layui.form
  27.             $ = layui.$;
  29.           $("#sel").val("B");
  30.           form.render('select','selFilter');
  31.         });
  32.     </script>
  33. </body>
  34. </html>

注：https://blog.csdn.net/onlywebsite/article/details/78481867

  1.    [https://www.jianshu.com/p/1b5ed56354ba][https_www.jianshu.com_p_1b5ed56354ba]

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