<%@ page language="java" import="java.util.*" import="java.sql.*" pageEncoding="UTF-8"%>
<%
String driverName="com.mysql.jdbc.Driver";
String dbName="MyLogin";
String userName="root";
String userPwd="5201314";
String url1="jdbc:mysql://localhost:3306/MyLogin";
String url2="?user=root&password=5201314";
String url3="&useUnicode=true&characterEncoding=UTF-8";
String url=url1+url2+url3;
Class.forName(driverName);
Connection conn=DriverManager.getConnection(url);
int Cname=Integer.parseInt(request.getParameter("idhao"));
int Cpassword=Integer.parseInt(request.getParameter("userpassword"));
String Cn="select num from checklog where id=‘"+Cname+"‘";
Statement stmt=conn.createStatement();
ResultSet rs=stmt.executeQuery(Cn);
if(rs.first()){%>javaweb
原文：http://www.cnblogs.com/jgrs/p/7712263.html
