Functional PHP Test

gistfile1.php

<?php

class FunPlay
{

    public function getCombinedList($total, $set, $func1, $func2, $count = 0)
    {
        $return = [];
        while ($count < $total) {
            array_push(
                $return,
                $func1(
                    $set($count),
                    $func2()
                )
            );
            $count++;
        }
        return $return;
    }

    public function printList($list)
    {
        foreach($list as $item) {
            echo $item . '
';
        }
    }

}

$fun = new FunPlay();

$front = [ 'blue', 'red', 'grey', 'green' ];
$ends = [ 'book', 'chair', 'mouse', 'bottle' ];

$frontItemFunction = function($element) use ($front) {
    return $front[$element];
};

$executeFunction= function($first, $second) {
    return $first . ' ' . $second;
};

$endItemFunction = function() use ($ends) {
    $rand = rand(0, count($ends)-1);
    return $ends[$rand];
};

$combinedList = $fun->getCombinedList(
    count($front),
    $frontItemFunction,
    $executeFunction,
    $endItemFunction
);

$fun->printList($combinedList);