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<?php array_filter(array(1,2,3),function($a,$b){var_dump($b);},0);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 1 passed and exactly 2 expected in /in/GeCZu:2 Stack trace: #0 [internal function]: {closure}(1) #1 /in/GeCZu(2): array_filter(Array, Object(Closure), 0) #2 {main} thrown in /in/GeCZu on line 2
Process exited with code 255.

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