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run code in 500+ PHP versions simultaneously
<?php interface A { static function test(int $x): int; } class B implements A { static function test(string $x): string { return $x; } }
Output for 8.5.0 - 8.5.3
Fatal error: Declaration of B::test(string $x): string must be compatible with A::test(int $x): int in /in/8cuXW on line 8 Stack trace: #0 {main}
Process exited with code 255.
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18
Fatal error: Declaration of B::test(string $x): string must be compatible with A::test(int $x): int in /in/8cuXW on line 8
Process exited with code 255.
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