<%@ page contentType="text/html; charset=gb2312" language="java" import="java.util.*" errorPage="" %>
<html>
<head>
<title>JSP练习</title>
</head>
<%!
int count = 0;
//当一个线程调用时，另外的线程需要等待
synchronized void setCount(){
count++;
}
%>
<body bgcolor="yellow">
<%
setCount();
out.println("您是第" + count + "个访问本站的客户");
%>
</body>
</html>
时间： 2024-11-17 22:09:10