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<?php $arr1 = ['a' => 1, 'b' => 2]; $arr2 = ['c' => 3, 'd' => 4]; array_push($arr1, ...$arr2); var_export($arr1);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: array_push() does not accept unknown named parameters in /in/BHPSt:5 Stack trace: #0 /in/BHPSt(5): array_push(Array, c: 3, d: 4) #1 {main} thrown in /in/BHPSt on line 5
Process exited with code 255.

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