jsp第三次作业

1.任务一、教材P39实验3

 
<%@ 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>
<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="1" />
        <br>课文音频(English Audio):</br>
        <jsp:include page="MyJsp.jsp" />
    </p>
</body>
</html>
 

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<%@ 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>
<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 contentType="text/html;charset=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);
%>
<br><br>被加载的文件,计算圆的面积<br>
给我传递的半径是:<%=r%>
<br>圆的面积是:<%=getArea(r) %>
<%@page contentType="text/html;charset=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(sideC);
%>
<br><br>被加载的文件,计算圆的面积<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) %>
<%@page contentType="text/html;charset=utf-8"%>
<html>
    <body>
<%
    double r=3,a=3,b=5,c=3;
%>
<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>

3

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
   
  </head>
   
  <body>
  <table width='400px' height='500px' border="1"bordercolor="green"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="end.jsp" %></td>
  </tr>
  </table>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
NN
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
NN
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
OO
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
66

4

<%@ page language="java" import="java.util.*" pageEncoding="ISO-8859-1"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <body>
    <%
    double i=(int)(Math.random()*10)+1;
    if(i%2==0){
    %>
    <jsp:forward page="oushu.jsp">
    <jsp:param value="<%=i %>" name="number"/>
    </jsp:forward>
   <%  }
    
     else{
     
     %>
      <jsp:forward page="jishu.jsp">
    <jsp:param value="<%=i %>" name="number"/>
    </jsp:forward>
     <% }
      %>
  </body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

  <body>
   <%
   String s=request.getParameter("number");
   out.print("随机数为:"+s);%>     Hello,我是偶数!!!   </body> </html>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

  <body>
   <%
   String s=request.getParameter("number");
   out.print("随机数为:"+s);%>
     Hello,我是奇数!!!   </body>
</html>

 

posted @ 2022-04-03 18:38  五谷鸡爪🥳  阅读(5)  评论(0编辑  收藏  举报