SessionHandlerInterface::gc
(PHP 5 >= 5.4.0, PHP 7, PHP 8)
SessionHandlerInterface::gc — Cleanup old sessions
Description
public SessionHandlerInterface::gc(int $max_lifetime): int|falseCleans up expired sessions. Called by session_start(), based on session.gc_divisor, session.gc_probability and session.gc_maxlifetime settings.
Parameters
max_lifetime-
Sessions that have not updated for the last
max_lifetimeseconds will be removed.
Return Values
Returns the number of deleted sessions on success, or false on failure. Note this value is returned internally to PHP for processing.
Changelog
| Version | Description |
|---|---|
| 7.1.0 | Prior to this version, the function returned true on success. |
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/sessionhandlerinterface.gc.php