第三次
<%@ 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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