?? checkcustom_id.jsp
字號:
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<jsp:useBean id="connDB" scope="page" class="beans.connDB"/>
<jsp:useBean id="chStr" scope="page" class="beans.chStr"/>
<%
String custom_id=chStr.chStr(request.getParameter("custom_id"));
ResultSet rs=connDB.executeQuery("select * from Customer where custom_id='"+custom_id+"'");
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>檢測客戶號</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link href="CSS/style.css" rel="stylesheet">
</head>
<body>
<table width="90%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td height="7" align="center"> </td>
</tr>
<%
if(rs.next()){
%>
<tr>
<td height="45" align="center"><%out.println("<script language='javascript'>alert('很抱歉，客戶號已經被注冊!');window.location.href='user_add.jsp';</script>");%></td>
</tr>
<%}else{%>
<tr>
<td height="56" align="center"><%out.println("<script language='javascript'>alert('祝賀您，客戶號沒有被注冊!請填寫其他信息');window.location.href='user_add.jsp';</script>");%></td>
</tr>
<%}%>
</table>
</body>
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