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<?php declare(strict_types=1); $myArray = [12, 'string value', 'another string value', 5]; var_dump($myArray); array_map('validateMyArrayValues', $myArray); function validateMyArrayValues(string $item) { var_dump($item); }
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> int(12) [1]=> string(12) "string value" [2]=> string(20) "another string value" [3]=> int(5) } string(2) "12" string(12) "string value" string(20) "another string value" string(1) "5"

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