📄 reg.jsp
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<%@ page language="java" import="java.util.*" pageEncoding="gb2312"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<link href="img/css.css" type="text/css" rel="stylesheet">
</head>
<script language="JavaScript">
function chick()
{
if (document.form.username.value == "" )
{
alert("请输入用户名!");
document.form.username.focus();
return false;
}
if (isNaN(document.form.username.value))
{
alert("用户名必须是数字!");
document.form.username.focus();
return false;
}
if (document.form.userpwd.value == "" )
{
alert("请输入密码!");
document.form.userpwd.focus();
return false;
}
if (isNaN(document.form.userpwd.value))
{
alert("密码必须是数字!");
document.form.userpwd.focus();
return false;
}
else
{
form.action="RegServlet";
form.submit();
}
}
</script>
<body bgcolor="#E1F0FF">
<%
String name = (String)request.getAttribute("name");
String xuesheng = (String)request.getAttribute("xuesheng");
String laoshi = (String)request.getAttribute("laoshi");
%>
<form name="form" method="post" action="">
<div align="center">
<table bordercolorlight="#D7D3CE" bordercolordark="#D7D3CE" border="1">
<tr>
<td colspan="2" align="center"><font face="隶书" size="5">注册</font></td>
</tr>
<tr>
<td>用户名：</td>
<td><input type="text" name="username" size="20"></td>
</tr>
<%if(name != null && name.equals("1")){%>
<tr>
<td colspan="2" align="center"><font color="red">用户名重复！</font></td>
</tr>
<%}%>
<%if(xuesheng != null && xuesheng.equals("1")){%>
<tr>
<td colspan="2" align="center"><font color="red">您填写的学号不存在！</font></td>
</tr>
<%}%>
<%if(laoshi != null && laoshi.equals("1")){%>
<tr>
<td colspan="2" align="center"><font color="red">您填写的教师号不存在！</font></td>
</tr>
<%}%>
<tr>
<td>密 码：</td>
<td><input type="password" name="userpwd" size="20"></td>
</tr>
<tr>
<td>
身 份：</td>
<td align="center">
<select size="1" name="shenfen">
<option value="1">学生</option>
<option value="2">老师</option>
</select></td>
</tr>
<tr>
<td colspan="2" align="center">
<font color="#FF0000">*用户名是您的学号或教师号</font></td>
</tr>
<tr>
<td colspan="2" align="center">
<input type="button" value="注册" onclick="chick()"></td>
</tr>
</table>
</div>
</form>
</body>
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