复制代码 代码如下:
<%@ page contentType="text/html; charset=gb2312" language="java"%>
<%@ page import="java.sql.*"%>
<%
String strSql="";
String database_username="root";
String database_password="";
String url="jdbc:mysql://localhost/ch3?useUnicode=true&characterEncoding=gb2312";
try
{
Class.forName("org.gjt.mm.mysql.Driver");
Connection dbConn= DriverManager.getConnection(url,database_username,database_password);
Statement stmt=dbConn.createStatement();
ResultSet rs=null;
String s_UserName = request.getParameter("UserName");
strSql = "select * from users where UserName like '"+s_UserName+"'";
rs = stmt.executeQuery(strSql);
if(rs.next())
{
out.println("
用户名"+s_UserName+"已经存在！
");out.println("");
}
else
{
String s_UserPassword = request.getParameter("UserPassword");
String s_NickName = request.getParameter("NickName");
String s_Sex = request.getParameter("Sex");
String s_Email = request.getParameter("Email");
strSql = "insert into users (UserName,UserPassword,NickName,Sex,Email) values('"+s_UserName+"','"+s_UserPassword+"','"+s_NickName+"','"+s_Sex+"','"+s_Email+"')";
try
{
stmt.executeUpdate(strSql);
out.println("
用户注册成功，您的注册信息如下
");out.println("
用户名："+s_UserName+"
");out.println("
密码："+s_UserPassword+"
");out.println("
昵称："+s_NickName+"
");if(s_Sex.equals("0"))
{
out.println("
性别：男
");}
else
{
out.println("
性别：女
");}
out.println("
Email："+s_Email+"
");}
catch(Exception ex)
{
out.println("
用户注册失败
");out.println("");
}
}
rs.close();
stmt.close();
dbConn.close();
}
catch(Exception ex)
{
out.println("
数据库连接错误
");out.println("");
}
%>
