session_save_path()
session_save_path() — Get and/or set the current session save path.
Built-in function of PHP 8.5. The manual lists it as available in PHP 4, PHP 5, PHP 7, PHP 8. This page is the reference card: signature, parameters and return value, plus the changelog and the example the manual provides.
What it does
session_save_path() returns the path of the current directory used to save session data.
Signature
session_save_path(?string $path = null): string|false
Parameters
| Parameter | Type | What it takes |
|---|---|---|
| $path | ?string | Session data path. If specified and not null, the path to which data is saved will be changed. session_save_path() needs to be called before session_start() for that purpose. |
Return value
Returns the path of the current directory used for data storage, or false on failure.
Example
The PHP manual ships no example for session_save_path(); the signature and the parameter table above are the contract.
Changelog
| Version | Change |
|---|---|
| 8.0.0 | path is nullable now. |
All PHP 8.5 built-in functions
Reference card built from the PHP manual page session_save_path() (PHP documentation, CC BY 3.0). The page is generated from the manual, so the wording of the parameter and return value text follows php.net.