3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{ public $stuff; } $x = new A; var_dump(property_exists($x, "stuff")); var_dump($x->stuff); unset($x->stuff); var_dump(property_exists($x, "stuff")); var_dump($x->stuff);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
bool(true) NULL bool(true) Warning: Undefined property: A::$stuff in /in/LalmV on line 13 NULL
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
bool(true) NULL bool(true) Notice: Undefined property: A::$stuff in /in/LalmV on line 13 NULL
Output for 7.3.32 - 7.3.33
bool(true) NULL bool(true) NULL
preferences:
257.89 ms | 401 KiB | 294 Q