📄 reg_ok.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<jsp:useBean id="connBean" scope="page" class="beans.connDB"/>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>无标题文档</title>
</head>
<body>
<%
request.setCharacterEncoding("GB2312");
String username=request.getParameter("username");
String PWD=request.getParameter("PWD1");
String birthday=request.getParameter("birthday");
String sex=request.getParameter("sex");
String OICQ=request.getParameter("OICQ");
String tel=request.getParameter("tel");
String homepage=request.getParameter("homepage");
String address=request.getParameter("address");
String postcode=request.getParameter("postcode");
String Email=request.getParameter("Email");
ResultSet rs=connBean.executeQuery("select * from tb_user where username='"+username+"'");
if (rs.next()){
out.println("<script language='javascript'>alert('该用户名已经存在，请重新注册！');window.location.href='reg.jsp';</script>");
}else{
String sql="Insert into tb_User values('"+username+"','"+PWD+"','"+birthday+"','"+sex+"','"+OICQ+"','"+tel+"','"+homepage+"','"+address+"','"+postcode+"','"+Email+"',default )";
int ret=0;
ret=connBean.executeUpdate(sql);
if (ret!=0){
out.println("<script language='javascript'>alert('用户注册成功！');window.location.href='index.jsp';</script>");
}else{
out.println("<script language='javascript'>alert('用户注册失败！');window.location.href='reg.jsp';</script>");
}
}
%>
</body>
</html>
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