How to implement form validation using JQuery? What should be done specifically?

Below I will share an article for beginners (imitating JD user registration) to implement simple form verification using JQuery. It has a good reference value and I hope it will be helpful to everyone.

Instructions:

1. The js script file path in the code needs to be replaced with your own directory file

2. Ajax is added to the code to verify whether the account exists

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>         
  
会员注册
 
 
 
 
帐 号：
 
 
 
 
 
设置密码：
 
 
 
 
 
确认密码：
 
 
 
 
 
手 机：
 
 
 
 
 
 
 
 
 
 
 
  

The above is what I compiled for everyone. I hope it will be helpful to everyone in the future.

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