第三次上机练习+作业
任务一、教材P39实验3
listenEnglish.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>listenEnglish</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>
audio.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>audio</title> </head> <body bgcolor=pink> <embed src="English/english.mp3"autostart=false> 课文音频 </embed> </body> </html>
任务二、教材P45 8题
main.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>main</title> </head> <body bgcolor=cyan> <jsp:include page="circle.jsp"> <jsp:param value="3" name="r"/> </jsp:include> <jsp:include page="ladder.jsp"> <jsp:param value="3" name="a"/> <jsp:param value="5" name="b"/> <jsp:param value="2" name="h"/> </jsp:include> </body> </html>
circle.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>circle</title> </head> <body> <% String r=request.getParameter("r"); double R=Double.parseDouble(r); double S=3.14*R*R; out.print("圆的面积为"+S); %> </body> </html>
ladder.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>ladder</title> </head> <body> <% String a =request.getParameter("a"); String b =request.getParameter("b"); String h =request.getParameter("h"); double A =Double.parseDouble(a); double B =Double.parseDouble(b); double H =Double.parseDouble(h); double s=(A+B)*H/2; out.print("梯形面积为"+s); %> </body>
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
任务三、
top.jsp: <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <%="top.jsp" %>
left.jsp: <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <%="left.jsp" %>
right.jsp: <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <%="right.jsp" %>
end.jsp: <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <%="end.jsp" %>
all.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> </head> <body> <table border="1" bordercolor="yellow"> <tr> <th colspan="2"><%@ include file="top.jsp" %></th> </tr> <tr> <th ><%@ include file="left.jsp" %></th> <th ><%@ include file="right.jsp" %></th> </tr> <tr> <th colspan="2"><%@ include file="end.jsp" %></th> </tr> </table> </body> </html>
任务四、
work4.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>work4</title> </head> <body> <% double i=(int)(Math.random()*10)+1; if(i%2==0){ %> <jsp:forward page="work4_1.jsp"> <jsp:param name="number" value="<%=i %>"/> </jsp:forward> <% } else{%> <jsp:forward page="work4_2.jsp"> <jsp:param name="number" value="<%=i %>"/> </jsp:forward> <% } %> </body> </html>
work4_1.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>work4_1</title> </head> <body bgcolor=cyan> <p style ="font-family:宋体;font-size:36"> <% String s=request.getParameter("number"); out.println("hello,我是一个偶数!"+s); %> </p> </body> </html>
work4_2.jsp: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>work4_1</title> </head> <body bgcolor=cyan> <p style ="font-family:宋体;font-size:36"> <% String s=request.getParameter("number"); out.println("hello,我是一奇数!"+s); %> </p> </body> </html>