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<?php $array = array_map(function($each) { return $each * $each;}, $array);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $array in /in/dtOqb on line 2 Fatal error: Uncaught TypeError: array_map(): Argument #2 ($array) must be of type array, null given in /in/dtOqb:2 Stack trace: #0 /in/dtOqb(2): array_map(Object(Closure), NULL) #1 {main} thrown in /in/dtOqb on line 2
Process exited with code 255.

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