jsp第五周作业
任务一、教材P39实验3
index.jsp
<%@ 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>
<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 rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body bgcolor = cyan>
<br>英文课文(english)</br>
<p style = "font-famliy:宋体;font - size:18;color:black">
<jsp:include page = "english/english.txt"/>
<br>课文音频(English Audio):</br>
<jsp:include page = "audio.jsp"/>
</p>
</body>
</html>
audio.jsp
<%@ 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 'audio.jsp' starting page</title>
<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 rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body bgcolor = blue>
<embed src = "english/english.mp3" autostart=false>
课文音频
</embed>
</body>
</html>
任务二、教材P45 8题
提示：圆形面积需要一个param 梯形面积需要3个param,可以参考教材例2-11
area.jsp
<%@ 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>
加载yuan.jsp页面，计算圆的面积
<jsp:include page="yuan.jsp"> <!-- 包含circle.jsp -->
<jsp:param value="5" name="r"/> <!-- 传r=5的值 -->
</jsp:include>
加载tixing.jsp页面，计算梯形的面积
<jsp:include page="tixing.jsp">
<jsp:param value="4" name="a"/>
<jsp:param value="5" name="b"/>
<jsp:param value="8" name="h"/>
</jsp:include>
</body>
</html>
tixing.jsp
<%@ 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 >
<b>被加载的文件，计算梯形的面积</b>
<%String a=request.getParameter("a");
String b=request.getParameter("b");
String h=request.getParameter("h");
double a1=Double.parseDouble(a);
double b1=Double.parseDouble(b);
double h1=Double.parseDouble(h);
double Tarea =((a1+b1)*h1/2);
out.print("梯形的面积是:"+Tarea);
%>
</body>
</html>
yuan.jsp
<%@ 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>
<b>被加载的文件，计算圆的面积</b>
<%String r=request.getParameter("r"); //得到r的值 string 型
double r1=Double.parseDouble(r); //把r转成double类型
double area =3.14*r1*r1; //定义面积
out.print("圆的面积是:"+area);
%>
<br>
</body>
</html>
任务三、
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<body>
<table width="400px" height="400px" border="2" bordercolor="red" align="center">
<tr>
<td colspan="2"><%@ include file="top.jsp" %></td>
</tr>
<tr>
<td><%@ include file="left.jsp" %></td>
<td><%@ include file="right.jsp" %></td>
</tr>
<tr>
<td colspan="2"><%@ include file="bottom.jsp" %></td>
</tr>
</table>
</body>
</html>
任务四、
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>任务四</title>
</head>
<body>
<% int shu=(int)(Math.random()*10)+1;
if(shu%2==0){
%>
<jsp:forward page="one.jsp"/>
<%} else{%>
<jsp:forward page="two.jsp"/>
<%} %>
</body>
</html>
one.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>任务四</title> </head> <body> Hello,我是偶数！ </body> </html>
tow.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>任务四</title> </head> <body> Hello,我是奇数！ </body> </html>
