index.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
$Title$
猜数游戏
guess.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
Title
<%
if (session.getAttribute("randNum")==null){
Integer randNum=(int) (Math.random()*100);
session.setAttribute("randNum", randNum);
}
if (request.getParameter("name")!=null){
int randNum=(Integer) session.getAttribute("randNum");
Integer i1=Integer.valueOf(request.getParameter("name"));
if (i1randNum){
out.print("猜大了");
}else {
out.print("猜对了");
session.removeAttribute("randNum");
}
out.println("再来一次");
}
else
{
// request.getAttribute()
request.getRequestDispatcher("index.jsp").forward(request, response);
}
%>
