jsp第五周作业
1.任务一、教材P39实验3
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>英语课文</title>
</head>
<body bgcolor="cyan">
<br>英文课文(English Text):</br>
<p style="font-family: 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>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>课文音频</title>
</head>
<body bgcolor=pink>
<embed src="english/english.mp3" autostart="false">
课文音频
</embed>
</body>
</html>
2.任务二、教材P45 8题
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>main.jsp</title>
</head>
<body>
<%
double r=3,a=2,b=5,c=2;
%>
<br>加载circle.jsp计算半径为<%=r %>的圆的面积:
<jsp:include page="circle.jsp">
<jsp:param value="<%=r %>" name="sideR"/>
</jsp:include>
<p>------------------------------------------------------------------------------</p>
<br>加载ladder.jsp计算上底、下底、高为<%=a %><%=" |"%><%=b %><%=" |"%><%=c %>的梯形面积:
<jsp:include page="ladder.jsp">
<jsp:param value="<%=a %>" name="sideA"/>
<jsp:param value="<%=b %>" name="sideB"/>
<jsp:param value="<%=c %>" name="sideC"/>
</jsp:include>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%!
public String getArea(double r){
if(r>0){
double area = r*r*3.14;
return ""+area;
}else{
return("半径为"+r+"不能为大于0以外的数字，无法计算面积");
}
}
%>
<%
String sideR = request.getParameter("sideR");
double r = Double.parseDouble(sideR);
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>circle.jsp</title>
</head>
<body>
<br><br>我是被加载的文件，负责计算圆的面积<br>
给我传递的半径是：<%=r %><br>
圆的面积是：<%=getArea(r) %>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%!
public String getArea(double a,double b,double c){
if(a>0 && b>0 && c>0){
double area=(a+b)*c/2;
return ""+area;
}else{
return("梯形的上底、下底、高"+a+" "+b+" "+c+"不能为大于0以外的数字，无法计算面积");
}
}
%>
<%
String sideA = request.getParameter("sideA");
String sideB = request.getParameter("sideB");
String sideC = request.getParameter("sideC");
double a = Double.parseDouble(sideA);
double b = Double.parseDouble(sideB);
double c = Double.parseDouble(sideA);
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>ladder.jsp</title>
</head>
<body>
<br><br>我是被加载的文件，负责计算梯形的面积<br>
给我传递的上底、下底、高是：<%=sideA %><%=" |"%><%=sideB %><%=" |"%><%=sideC %><br>
梯形的面积是：<%=getArea(a,b,c) %>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>表格</title>
</head>
<body>
<table border="2" width="600" height="300" bgcolor="cornflowerblue" >
<tr>
<td align="center" colspan="2"><jsp:include page="top.jsp" />
</td>
</tr>
<tr>
<td align="center"><jsp:include page="left.jsp" />
</td>
<td align="center"><jsp:include page="main.jsp" />
</td>
</tr>
<tr>
<td align="center" colspan="2"><jsp:include page="end.jsp" />
</td>
</tr>
</table>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> end.jsp的文件包含在这里
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> left.jsp的文件包含在这里
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> main.jsp的文件包含在这里
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> top.jsp的文件包含在这里
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>奇偶</title>
</head>
<body>
<%
int i = (int) (Math.random() * 10 + 1);
if(i%2==0){
%>
<jsp:include page="ou.jsp"/>
<%
}else{
%>
<jsp:include page="ji.jsp"/>
<%
}
%>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>奇数</title>
</head>
<body>
<table border="1">
<tr><th>Hello，我是一个奇数</th></tr>
</table>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>偶数</title>
</head>
<body>
<table border="1">
<tr><th>Hello，我是一个偶数</th></tr>
</table>
</body>
</html>
