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run code in 300+ PHP versions simultaneously
<?php class A { const TEST = false; public function test() { var_dump([get_class($this), static::TEST, self::TEST]); } } class B extends A { const TEST = true; public function test() { A::test(); parent::test(); } } class C extends B { public function test() { A::test(); } } $b = new C; $b->test();
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.1 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(3) { [0]=> string(1) "C" [1]=> bool(true) [2]=> bool(false) }
Output for 7.0.0
array(3) { [0]=> string(1) "C" [1]=> bool(false) [2]=> bool(false) }
preferences:
197.13 ms | 401 KiB | 225 Q