我一直没搞懂是怎么判断用户是否操作的,用户什么时候是操作的什么时候是没有操作的
回复讨论(解决方案)
由session管理的,只需要用户的session状态即可
http://www.jb51.net/article/55703.htm
session会话持久化
就是session?期?失,如果用?一直都有?作,例如??,跳?等,都?刷新session的??。
??就不??失了。
session
就是session?期?失,如果用?一直都有?作,例如??,跳?等,都?刷新session的??。
??就不??失了。
那我给session设置过期时间是不是就行了,session会自己的去判断用户的操作
就在页面里面加一个session判断。如果过期了自然session就消失了然后就跳转到登陆页面
if(!$_SESSION['username']){
//登陆页面
}
就是session?期?失,如果用?一直都有?作,例如??,跳?等,都?刷新session的??。
??就不??失了。
那我给session设置过期时间是不是就行了,session会自己的去判断用户的操作
你可以??一???.
就是session?期?失,如果用?一直都有?作,例如??,跳?等,都?刷新session的??。
??就不??失了。
那我给session设置过期时间是不是就行了,session会自己的去判断用户的操作
你可以??一???.
我觉得还是不太懂我就是个新手,看了下session和cookie,主要问题还是闹不清这个session判断用户操不操作的问题
就在页面里面加一个session判断。如果过期了自然session就消失了然后就跳转到登陆页面
if(!$_SESSION['username']){
//登陆页面
}
问题来了,我怎么判断用户有没有操作啊
就在页面里面加一个session判断。如果过期了自然session就消失了然后就跳转到登陆页面
if(!$_SESSION['username']){
//登陆页面
}
问题来了,我怎么判断用户有没有操作啊
用户有没有操作这个不用你判断只要有操作session_start()会自动重新设置请求时间的否则过了session保存时间自动连接失效了
只要判断$_SESSION['username']是否还存在,不存在了,说明用户没有操作
如果用户一直操作的话,session会不新更新,从而重新设置时间,这样就不会失效了

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