<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
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%>">
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<form action="two.jsp" method='post'>
用户名：    <input type='text' name='name' value="name" /> <br>
密码：        <input type='password' name='mima' value='mima'/><br>
确认密码：<input type="password" name='querenmima' value='mima'/><br>
性别：       <input type="radio" name="sex" checked="checked" value="男"/>boy
<input type="radio" name="sex" value="女"/>girl<br>
电子邮件：<input type="text" name="dianziyoujian" value="1234@qq.com"/>请输入正确的Email地址<br>
出生日期：<input type="text" name="nian" value="">
年<select name="yue">
<option value="一">一</option>
<option value="二">二</option>
<option value="三">三</option>
</select>
月<select name="day">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
</select>日<br>
<input type="submit" name="ok" value="同意以下条件"><br>
<textarea rows="10" cols="50"></textarea>
</form>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
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%>">
<title>My JSP 'two.jsp' starting page</title>
</head>
<body>
注册为成功！您的信息为:<br>
<%
request.setCharacterEncoding("utf-8");
String name=request.getParameter("name");
String mima=request.getParameter("mima");
String sex=request.getParameter("sex");
String dianziyoujian=request.getParameter("dianziyoujian");
String nian=request.getParameter("nian");
String yue=request.getParameter("yue");
String day=request.getParameter("day");
%>
用户名是:<%=name%><br>
密码是:<%=mima %><br>
性别是:<%=sex %><br>
电子邮件是:<%=dianziyoujian %><br>
生日是:<%=nian %>年<%=yue %>月<%=day %>日<br>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML >
<html>
<head>
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
求平均值
<form action="index2.jsp" method="get">
<table>
<tr>
<td>姓名</td>
<td><input type="text" name="user"/></td>
</tr>
<tr>
<td>性别</td>
<td><input type="radio" name="sex" value="男"/>男</td>
<td><input type="radio" name="sex" value="女"/>女</td>
</tr>
<tr>
<td>班级</td>
<td><select name="bj">
<option value="1903">1903</option>
<option value="1902">1902</option></select>
</td>
</tr>
<tr>
<td>语文</td>
<td><input type="number" name="ch"/></td>
</tr>
<tr>
<td>数学</td>
<td><input type="number" name="ma"/></td>
</tr>
<tr>
<td>英语</td>
<td><input type="number" name="en"/></td>
</tr>
<tr>
<td>
<input type="submit" value="提交"/></td>
<td><input type="reset" value="重置"/></td>
</tr>
</table>
</form>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML >
<html>
<head>
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<%
request.setCharacterEncoding("utf-8");
String user=request.getParameter("user");
String sex=request.getParameter("sex");
String bj=request.getParameter("bj");
String ch=request.getParameter("ch");
double c=ch==null?-1:Double.parseDouble(ch);
String ma=request.getParameter("ma");
double m=ma==null?-1:Double.parseDouble(ma);
String en=request.getParameter("en");
double e=en==null?-1:Double.parseDouble(en);
double sum=c+m+e;
double avg=sum/3;
%>
你好！<%=bj %>班的<%=user %>同学！<br>
性别：<%=sex %><br>
您的各科平均分为<%=avg%>
</body>
</html>
