php unset session variable

This article mainly introduces PHP Session control: Session and Cookie Details. This article describes Session and Cookie related knowledge in PHP in detail and covers a wide range of topics, for more information about PHP session control, see the

This article introduced the PHP session control, mainly elaborated the following several things: • Background/concept of Session controlMaintenance and life cycle of • Cookies (effective time)Maintenance and life cycle of session (recovery

This article describes in detail the use of session in php, a good example to help you learn, easy to understand. Previous Session technology is similar to Cookie technology, and is used to store user-related information. But the biggest difference

{Code ...} the value 1 of $ _ SESSION [& #039; id & #039;] is retrieved after unset ($ _ SESSION) is used; session_start () is refreshed next time! The unset ($ _ SESSION [& #039; id & #039;]) can be cleared normally! Who can tell me in detail?

What is a session? The Chinese translation of the session is called "conversation", its original meaning refers to the beginning and end of a series of actions/messages, such as phone calls from the pick up the telephone to hang up the phone in the

Session is divided into two parts, session space is stored on the server side, open the ID of the space in the client's cookie, if the client shuts down the cookie,session can not be used normally. Source: http://wsiyu.com/read.php?tid=526 The

1, what is the session. The Chinese translation of the session is called "conversation", whose meaning is a series of actions/messages from the beginning to the end, such as calling from the phone to the telephone to hang up the phone in the middle

The Chinese translation of a Session is called "Session". its original meaning refers to a series of actions/messages starting and ending, for example, a series of processes from picking up a phone call and dialing to hanging up a phone call can be

1. How PHP session worksThe Session file is stored on the server. By default, the Directory of the SESSION file is specified by session. save_path. The file name is prefixed with sess _ and followed by session id, for example, sess_c000065af28a8b14c0

This article covers session Declaration, session destruction, and session configuration and recovery mechanisms, as well as some common examples. I hope this article will help you. This article covers session Declaration, session destruction, and