第三次
作者:互联网
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
</head>
<body bgcolor="pink">
<embed src="english/english.mp3" autoplay="false">
课文音频
</embed>
</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 bgcolor=cyan>
加载circle.jsp页面计算的圆的面积
< jsp:include page="circle.jsp"> <!-- 包含circle.jsp -->
< jsp:param value="5" name="r"/> <!-- 传r=5的值 -->
</ jsp:include >
加载ladder.jsp页面计算的圆的面积
< jsp:include page="ladder.jsp">
< jsp:param value="5" name="a"/>
< jsp:param value="4" name="b"/>
< jsp:param value="6" name="h"/>
</ jsp:include >
</ body >
</ html >
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<%@ page language="java" import="java.util.*" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%>
<! DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
< html >
< 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); //输出
%>
< br >
</ 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 >
< 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 >
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标签:body,HTML,double,request,html,jsp,第三次 来源: https://www.cnblogs.com/nnnn1234/p/16435521.html