<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ page contentType="text/html; charset=UTF-8" %>
<%
request.setCharacterEncoding("UTF-8");
response.setCharacterEncoding("UTF-8");
%>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>My JSP 'index.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: black">
<jsp:include page="english.txt" />
<br>课文音频(English Audio):</br>
<jsp:include page="audio.jsp" />
</p>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>My JSP 'index.jsp' starting page</title>
</head>
<body bgcolor=pink>
<embed src="english.mp3" autostart="false">
课文音频
</embed>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<jsp:include page="circle.jsp">
<jsp:param value="5" name="r"/>
</jsp:include>
<jsp:include page="ladder.jsp">
<jsp:param value="4" name="h"/>
<jsp:param value="6" name="sd"/>
<jsp:param value="3" name="xd"/>
</jsp:include>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<%
double r = request.getParameter("r") == null ? 0 : Double
.parseDouble(request.getParameter("r"));
double area = 3.14 * r * r;
out.print("圆的半径为:" + r + "</br>面积为:" + area);
out.print("</br>--------------------------------</br>");
%>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<%
double h = request.getParameter("h") == null ? 0 : Double
.parseDouble(request.getParameter("h"));
double sd = request.getParameter("sd") == null ? 0 : Double
.parseDouble(request.getParameter("sd"));
double xd = request.getParameter("xd") == null ? 0 : Double
.parseDouble(request.getParameter("xd"));
double area = ((sd + xd) * h) / 2;
out.print("梯形上底：" + sd + "</br>下底：" + xd + "</br>高：" + h
+ "</br>面积：" + area);
%>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML>
<html>
<head>
<title>My JSP 'index.jsp' starting page</title>
<meta charset="utf-8">
</head>
<body>
<table border="1" align="center" bgcolor="yellow">
<tr align="center">
<td colspan="2"><jsp:include page="top.jsp"></jsp:include>
<tr align="center">
<td><jsp:include page="left.jsp"></jsp:include></td>
<td><jsp:include page="right.jsp"></jsp:include></td>
<tr align="center">
<td colspan="2"><jsp:include page="end.jsp"></jsp:include>
</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"%>
<%="left.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"%>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<%
int i = (int) (Math.random() * 10 + 1);
if (i % 2 == 0) {
%>
<jsp:forward page="ou.jsp">
<jsp:param value="<%=i %>" name="num" />
</jsp:forward>
<%
} else {
%>
<jsp:forward page="ji.jsp">
<jsp:param value="<%=i %>" name="num" />
</jsp:forward>
<%
}
%>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<%
String m = request.getParameter("num");
int n = Integer.parseInt(m);
out.print("随机数为" + n + "<br>");
%>
Hello,我是一个奇数！
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<%
String m = request.getParameter("num");
int n = Integer.parseInt(m);
out.print("随机数为" + n + "<br>");
%>
Hello,我是一个偶数！
</body>
</html>
