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run code in 300+ PHP versions simultaneously
<?php abstract class A { public abstract static function foo(); public final static function bar() { echo "You can't override this, child."; } } class B extends A { public static function foo() { echo 'bar'; } } B::foo();
Output for 7.0.0 - 7.0.33, 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
bar
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Strict Standards: Static function A::foo() should not be abstract in /in/88pgU on line 4 bar
Output for 4.3.0
Parse error: parse error, unexpected T_CLASS in /in/88pgU on line 3
Process exited with code 255.
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221.97 ms | 401 KiB | 408 Q