<?php function everyCombination($array) { $arrayCount = count($array); $maxCombinations = pow($arrayCount, $arrayCount); $returnArray = array(); $conversionArray = array(); foreach ($array as $key => $value) { $conversionArray[base_convert($key, 10, $arrayCount)] = $value; } for ($i = 0; $i < $maxCombinations; $i++) { $combination = base_convert($i, 10, $arrayCount); $combination = str_pad($combination, $arrayCount, "0", STR_PAD_LEFT); $returnArray[] = strtr($combination, $conversionArray); } return $returnArray; } print_r(everyCombination(array(1,2,3,4))); ?>
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