3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyClass { public static $myProperty; } MyClass::$myProperty = 3; var_dump( get_class_vars( MyClass::class ) );
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array(1) { ["myProperty"]=> NULL }
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
array(1) { ["myProperty"]=> int(3) }
preferences:
126.34 ms | 407 KiB | 5 Q