What is the method to destroy session in php

In PHP, you can use the session_destroy() function to destroy the session, the syntax format is "session_destroy()"; this function can destroy all the data in a session, that is, completely destroy the Session.

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

If the entire Session ends, you can use session_destroy( ) function destroys all data of the current session, that is, completely destroys the Session. The syntax format of the function is as follows:

session_destroy()

session_destroy() function does not need to pass in any parameters. In addition, although the session_destroy() function can destroy the current session All data, but the $_SESSION array will not be reset, nor will the Cookie be reset. If the Session needs to be used again, the session_start() function must be called again.

Note: Using $_SESSION = array() to clear the $_SESSION array will also clear the contents of the Session file corresponding to this user on the server side. When using the session_destroy() function, the session file corresponding to this user on the server side is deleted.

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