FilterBuildup

filter.php

function getDoesNotContainFilter($word) {
    $fn = function ($string) use ($word) {
        if (strpos($string, $word) !== fallse) {
            return false; //contains word, so not acceptable
        }
        return true; //does not contain word, so is acceptable
    };
    
    return $fn
}

$filters = [];
//parse the user input and get all the filters


$filtersCallback = function ($arrayElement) use ($filters) {
    forech ($filters as $filter) {
        if ($filter($arrayElement) == false) {
            return false;
        }
    }
    return true;
}

array_filter($inputArray, $filtersCallback);