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run code in 300+ PHP versions simultaneously
<?php abstract class A { public abstract static function b(); } class B extends A { public static function b(){ return 'ok'; } } var_dump(A::b());
Output for 8.1.23 - 8.1.28, 8.2.10 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Uncaught Error: Cannot call abstract method A::b() in /in/AMDZr:11 Stack trace: #0 {main} thrown in /in/AMDZr on line 11
Process exited with code 255.
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.34
Strict Standards: Static function A::b() should not be abstract in /in/AMDZr on line 3 Fatal error: Constructor B::b() cannot be static in /in/AMDZr on line 9
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Constructor B::b() cannot be static in /in/AMDZr on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/AMDZr on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_CLASS in /in/AMDZr on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/AMDZr on line 2
Process exited with code 255.

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