PHP » Cookies and Sessions » session_unregister()

boolean session_unregister(string varname)
The session variable that is to be unregistered.

This function has been deprecated as of PHP 5.3.0 and REMOVED as of PHP 5.4.0.

Unregisters a session variable.

This function unregisters a session variable registered with session_register(). If $_SESSION was used to register the session variable, use unset() to unregister it.

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