<body bgcolor="false">
<br>englishi text:</br>
<p style="font-family:宋体;font-size:18;color:blake;">
<jsp:include page="english/english.txt"/>
<br>音频:<br/>
<jsp:include page="radio.jsp"/>
</p>
</body>
<body bgcolor=pink>
<embed src="english/english.mp3" autostart=false>
课文音频
</embed>
</body>
<body>
<%! 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>我是被加载的文件，负责计算圆的面积<br>
给我传递的半径是：<%=r%>
<br>圆的面积是：<%=getArea(r) %>
</body>
<body>
<%! 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>我是被加载的文件，负责计算梯形的面积<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) %>
</body>
<body>
<%
double r=3,a=2,b=5,c=2;
%>
<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>
<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>
<body >
<table border="1" width="600" align="center" bgcolor="yellow">
<tr align="center"><td colspan="2"><%@include file="t.jsp" %></td></tr>
<tr align="center"><td><%@include file="l.jsp" %></td><td align="center"><%@include file="r.jsp" %></td></tr>
<tr align="center"><td colspan="2"><%@include file="b.jsp" %></td></tr>
</table>
</body>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%="t.jsp"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%="l.jsp"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%="b.jsp"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%="r.jsp"%>
<body>
<%
int i = (int) (Math.random() * 10 + 1);
if (i % 2 == 0) {
%>
<jsp:forward page="odd.jsp">
<jsp:param value="<%=i %>" name="i" />
</jsp:forward>
<%
} else {
%>
<jsp:forward page="even.jsp">
<jsp:param value="<%=i %>" name="i" />
</jsp:forward>
<%
}
%>
</body>
<body>
<%
String r=request.getParameter("i");
int x=Integer.parseInt(r);
out.print("随机数"+x); %>
Hello,我是奇数！！！
</body>
<body>
<%
String r=request.getParameter("i");
int x=Integer.parseInt(r);
out.print("随机数"+x); %>
Hello,我是偶数！！！
</body>
