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@ 2016-10-28T00:10:52Z

<?php
$mandatoryFields = ['a', 'b', 'c'];
$checkIfMandatoryFieldsAreMissing = function($mandatoryField){
    return false;
};
$checkedMandatoryFields = array_map($checkIfMandatoryFieldsAreMissing, $mandatoryFields);
var_dump($checkedMandatoryFields);

Output
Performance
VLD
References
Branches

array_map: documentation ( source)
var_dump: documentation ( source)

preferences:dark modelive preview

56.27 ms | 402 KiB | 5 Q