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session_is_registered
Description
bool session_is_registered ( string name)session_is_registered() returns TRUE if there is a variable with the name name registered in the current session.
Poznßmka: If $_SESSION (or $HTTP_SESSION_VARS for PHP 4.0.6 or less) is used, use isset() to check a variable is registered in $_SESSION.
| V²straha |
If you are using $HTTP_SESSION_VARS/$_SESSION, do not use session_register(), session_is_registered() and session_unregister(). |
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