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<?php function createAttributeCollections($pricingAttributes = null, $permutation = array()){ //permutation result if (empty($pricingAttributes)) { return implode(',', $permutation ); //permutation } else { //permutation loop for ($i = count($pricingAttributes) - 1; $i >= 0; --$i) { $newpricingAttributes = $pricingAttributes; $newPermutations = $permutation; list($foo) = array_splice($newpricingAttributes, $i, 1); array_unshift($newPermutations, $foo); createAttributeCollections($newpricingAttributes, $newPermutations); } } } $results = createAttributeCollections(array('A','B','G','U')); foreach($results as $result){ echo $result.'<br>'; }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: foreach() argument must be of type array|object, null given in /in/AMaRa on line 22

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