3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyClass { private static $instance = null; private $my_value = 'Foo'; public function __construct() { } public static function my_function() { if ( !isset(self::$instance) ) self::$instance = new self; if( isset( $this ) ) { $target = $this; // I know its an invalid declaration } else { $target = self::$instance; // I know its an invalid declaration } return $target->my_value; // Invalid statement } } $my_object = new MyClass(); echo $my_object->my_function()."\n"; echo MyClass::my_function();
Output for git.master, git.master_jit, rfc.property-hooks
Foo Foo

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
38.61 ms | 401 KiB | 8 Q