思路：1.第一个是随机产生的数字，告诉我们去猜 cai.jsp
2.第二个是一个form表单，提交按钮后，将连接到验证页面 test1.jsp
3.第三个是比较猜的数和随机数。对了，提示再玩一次，不对则继续猜。用一个超链接 test2.jsp
老师的思路越来越难搞了。怎么写啊，用到hashMap时候
cai.jsp
<%@ page language="java" import="java.util.*" pageEncoding="gb2312"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head> <title>My JSP 'cai.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> </head> <body>
<%
int number=(int)(Math.random()*100);
session.setAttribute("number",number);
%>
<a href="test1.jsp"> 去猜数字---》》开始</a>
</body>
</html>
test1.jsp
<%@ page language="java" import="java.util.*" pageEncoding="gb2312"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head> <title>My JSP 'test1.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> </head> <body>
<form action="test2.jsp">
<input type="text" name="guess"/>
<input type="submit" value="guess"/> </form>
</body>
</html>
test2.jsp
<%@ page language="java" import="java.util.*" pageEncoding="gb2312"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head> <title>My JSP 'test2.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> </head> <body>
<%
Integer str1=(Integer)session.getAttribute("number");
String str2=request.getParameter("guess");
int num1=Integer.valueOf(str1);
int num2=Integer.parseInt(str2);
if(num1==num2){
out.print("您猜对了---再玩一次 <a href='cai.jsp'>guess</a>");
}else if(num1>num2){
out.print("您猜小了---<a href='test1.jsp'>guess</a>");
}else{
out.print("您猜大了---<a href='test1.jsp'>guess</a>");
} %>
</body>
</html>