3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { private static $foo = true; public static function test() { var_dump(isset(static::$foo)); } } class none extends foo { } class overmethod extends foo { public static function test() { var_dump(isset(static::$foo)); } } class overprop extends foo { private static $foo = null; } none::test(); overmethod::test(); overprop::test();

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61.66 ms | 402 KiB | 5 Q