jquery_validate_demo1 在线代码实例

实例代码( Tip: 登录后体验更佳 )
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool教程(w3cschool.cn)</title>
<script src="//libs.cdnjs.net/jquery/2.2.1/jquery.js"></script>
<script src="//libs.cdnjs.net/jquery-validate/1.14.0/jquery.validate.min.js"></script>
<script src="//libs.cdnjs.net/jquery-validate/1.14.0/localization/messages_zh.js"></script>
<script>
$.validator.setDefaults({
    submitHandler: function() {
      alert("提交事件!");
    }
});
$().ready(function() {
// 在键盘按下并释放及提交后验证提交表单
  $("#signupForm").validate({
        rules: {
          firstname: "required",
          lastname: "required",
          username: {
            required: true,
            minlength: 2
          },
          password: {
            required: true,
            minlength: 5
          },
          confirm_password: {
            required: true,
            minlength: 5,
            equalTo: "#password"
          },
          email: {
            required: true,
            email: true
          },
 
 
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运行结果
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