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<?php $array = array( 'A' => array(1, 2, 3, 4), 'B' => array(5, 6), 'C' => array('a', 'b', 'c')); $values=""; $val = $array(); function makeCombinations($array,$values){ foreach($array as $value) { if(is_array($value)) makeCombinations($value,$values); else $val[]=$value; } } makeCombinations($array,$values); //echo $values;
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Array callback must have exactly two elements in /in/vW4fV:4 Stack trace: #0 {main} thrown in /in/vW4fV on line 4
Process exited with code 255.

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