摘要:
大纲:一、通用数据类二、增加数据三、查询数据======通用数据类===========================package com.sss.util;import java.sql.*;public class DB { public static Connection getConn() { Connection conn = null; try { Class.forName("com.mysql.jdbc.Driver"); conn = DriverManager.getConnection("jdbc:mysql://localhost:33 阅读全文
摘要:
大纲:一、servlet类 二、web.xml=====servlet类==========================================package com.smud.servlet;import java.io.IOException;import java.util.List;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.. 阅读全文