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run code in 300+ PHP versions simultaneously
<?php abstract class Abstract1 { public function test1 (array $arr1 = [], array &$arr2 = []); } abstract class Abstract2 extends Abstract1 { public function test1 (array $arr1 = []); }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Fatal error: Non-abstract method Abstract1::test1() must contain body in /in/0WHpl on line 4
Process exited with code 255.
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171.57 ms | 1395 KiB | 36 Q