第三次作业3.30
<html>
<head>
<title>My JSP 'listenEnglish.jsp' starting page</title>
</head>
<body bgcolor=cyan>
<br>英文课文（english text):</br>
<p style="font-family:宋体;font-size:18;color:green">
<jsp:include page="english/english.txt"/>
<br>课文音频（english Audio):</br>
<jsp:include page="audio.jsp"/>
</p>
</body>
</html>
<html>
<head>
<title>My JSP 'audio.jsp' starting page</title>
</head>
<body bgcolor=blue>
<embed src="english/english.mp3"autostart=false>
课文音频
</embed>
</body>
</html>
<jsp:include page="circle.jsp">
<jsp:param name="r" value="3"/>
</jsp:include>
<br>
<jsp:include page="ladder.jsp">
<jsp:param name="s" value="3"/>
<jsp:param name="x" value="3"/>
<jsp:param name="g" value="3"/>
</jsp:include>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title></title>
</head>
<body bgcolor=yellow>
</body>
</html>
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index1.jsp' starting page</title>
</head>
<body>
<%!double getarea(double r){
double area=3.14*r*r;
return area;
} %>
<%
String r=request.getParameter("r");
double r1=Double.parseDouble(r);
double area=getarea(r1);
out.print("r="+r+",圆形的面积："+area);
%>
</body>
</html>
<html>
<head>
<base href="<%=basePath%>">
<title></title>
</head>
<body>
<%!double getarea(double s,double x,double g){
double area=(s+x)*g/2;
return area;
} %>
<%
String string=request.getParameter("s");
double s1=Double.parseDouble(string);
string=request.getParameter("x");
double x1=Double.parseDouble(string);
string=request.getParameter("g");
double g1=Double.parseDouble(string);
double area=getarea(s1, x1, g1);
out.print("计算梯形面积是"+area);
%>
</body>
</html>
<%@ 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>
<head>
<base href="<%=basePath%>">
<title>starting page</title>
</head>
<body >
<table border="1" width="600" align="center" bgcolor="pink">
<tr align="center"><td colspan="2"bgcolor="orange"><%@include file="above.jsp" %></td></tr>
<tr align="center"><td bgcolor="pink"><%@include file="left.jsp" %></td><td align="center"bgcolor="red"><%@include file="right.jsp" %></td></tr>
<tr align="center"><td colspan="2"><%@include file="underneath.jsp" %></td></tr>
</table>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%="top.jsp"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%="left.jsp"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%="underneath.jsp"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%="right.jsp"%>
<%@ 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>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index1.jsp' starting page</title>
</head>
<body>
<%
int i = (int) (Math.random() * 10 + 1);
if (i % 2 == 0) {
%>
<jsp:forward page="main.jsp">
<jsp:param value="<%=i %>" name="i" />
</jsp:forward>
<%
} else {
%>
<jsp:forward page="above.jsp">
<jsp:param value="<%=i %>" name="i" />
</jsp:forward>
<%
}
%>
</body>
</html>
<%@ 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>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index1.jsp' starting page</title>
</head>
<body>
<%
String r=request.getParameter("i");
int x=Integer.parseInt(r);
out.print(x);%>
奇数！
</body>
</html>
<%@ 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>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index1.jsp' starting page</title>
</head>
<body>
<%
String r=request.getParameter("i");
int x=Integer.parseInt(r);
out.print(x);%>
偶数！
</body>
</html>
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