Jquery + Ajax + PHP + MySQL implement classification list management (on) _ jquery

This article uses Jquery + Ajax + PHP + MySQL to manage a customer classification list. How can we use Ajax and Json technology to make it easier for users to operate, if you are interested, you can refer to how to manage a customer category in actual applications to add, delete, and modify customer categories, how to make these operations more humane and make user operations more convenient has become a topic we must study.

Preparation Phase
You need to have front-end knowledge such as HTML and Jquery, as well as basic PHP programs and MySql database knowledge. To implement the DEMO in this article, you first need a mysql database:

CREATE TABLE `catalist` (  `cid` int(11) NOT NULL auto_increment,  `title` varchar(100) NOT NULL,  `sort` mediumint(6) NOT NULL default '0',  PRIMARY KEY (`cid`) ) ENGINE=MyISAM DEFAULT CHARSET=utf8; 

Next, introduce the jquery library on the page, and the operation result prompts the plug-in jNotify and the deletion confirmation plug-in hiAlert. The latter two plug-ins are described in detail on this site. You can refer to the following link:
Add the files to be prepared to index. php.