phpversion
PHP 4, PHP 5, PHP 7, PHP 8
phpversion - Gets the current PHP version
Manual
phpversion(
[string|null$extension = null] ): string|false
Returns a string containing the version of the currently running PHP parser or extension.
Parameters
- extension
-
An optional extension name.
Return Values
Returns the current PHP version as a string. If a string argument is provided for extension parameter, phpversion returns the version of that extension, or false if there is no version information associated or the extension isn't enabled.
Notes
Note:
This information is also available in the predefined constant PHP_VERSION. More versioning information is available using the PHP_VERSION_* constants.
Changelog
| Version | Description |
| 8.0.0 | extension is nullable now. |