JSP第三次作业

作业1

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>  
  <head>
    
    <title>My JSP 'audio.jsp' starting page</title>
   
  </head>
  
  <body bgcolor=blue>
    <embed src="english/english.mp3"autostart=false>
    </embed>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>


<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    
    <title>My JSP 'index.jsp' starting page</title>
    
  </head>
  
  <body bgcolor = cyan>
   <br>英语课文(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>

 

 

作业2

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    
    <title>My JSP 'index.jsp' starting page</title>
    
  </head>
  
  <body>
    <%
    double r=3,a=2,b=5,c=2;
 %>
    <jsp:include page="circle.jsp">
         <jsp:param value="<%=r %>" name="sideR"/>
     </jsp:include>
   <p>-----------------------------</p>
    <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"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
   
    
    <title>My JSP 'circle.jsp' starting page</title>
    
    
  </head>
  
  <body>
    <%
    String sideR=request.getParameter("sideR");
    double r=Double.parseDouble(sideR);
%>
   <%!    public String getArea(double r)
    {
        if(r>0)
        {
            double area=r*r*3.14;
            return ""+area;
        }
        else{
            return("半径小于0，不能计算");
        }
    }
%>
 
           半径是：<%=r%>
<br>圆的面积是：<%=getArea(r) %>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
   
    
    <title>My JSP 'ladder.jsp' starting page</title>
    
    

  </head>
  
  <body>
    <body>
   <%
     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(sideC);
 %>
    <%!    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("长宽高输入错误");
         }
     }
 %>
  
上底：<%=sideA%> 下底：<%=sideB %>高是：<%=sideC %>
 <br>梯形的面积是：<%=getArea(a,b,c) %>
  </body>
</html>

 

 

作业3

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    
    <title>My JSP 'fyx.jsp' starting page</title>

  </head>
  
  <body>
     <table border="2" height="300" width="500" align="center" bgcolor="pink">
      <tr align="center"><td colspan="2"><%@include file="top.jsp" %></td></tr>
      <tr align="center"><td><%@include file="left.jsp" %></td><td align="center">
  <%@include file="main.jsp" %></td></tr>
  
  <tr align="center"><td colspan="2"><%@include file="end.jsp" %></td></tr>
  </table>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%="top.jsp的文件内容包含在这里"%>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%="end.jsp的文件内容包含在这里"%>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%="main.jsp的文件内容包含在这里"%>

 

 

 

作业4

<%@page import="com.sun.org.apache.bcel.internal.generic.IF_ACMPEQ"%>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
  </head>  
  <body>
   <% int i=(int)(Math.random()*10+1);
  if(i%2==0){
  %>   
    <jsp:forward page="oushu.jsp">
    <jsp:param name="number" value="<%=i %>"/>
    </jsp:forward>
  <% 
  }
  else{
 %>  
  <jsp:forward page="jishu.jsp">
  <jsp:param name="number" value="<%=i %>"/>
   </jsp:forward>
  <%
  } 
  %>   
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
  </head>  
  <body>
   <% 
   String s=request.getParameter("number");
   int a=Integer.parseInt(s);
   out.println("Hello,我是一个奇数！"+a);
    %>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
  </head>  
  <body>
   <% 
   String s=request.getParameter("number");
   int a=Integer.parseInt(s);
   out.println("Hello,我是一个偶数！"+a);
    %>
  </body>
</html>

 

posted @ 2022-04-02 14:17  玛卡-巴卡  阅读(37)  评论(0)    收藏  举报