一、技术：
前端采用的是easyui+jquery+jsp页面
后端采用springmvc+mybatis+mysql8
效果图
二、cascadeEasyui.jsp页面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%String path = request.getContextPath();String basePath = request.getScheme() + "://"+ request.getServerName() + ":" + request.getServerPort()+ path + "/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head><base href="<%=basePath%>"><title>easyui省市县三级联动</title>
