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<?php $your_array = array(array(1, 2, 'last'), array(3, 4, 'last')); $arr = array(); for($i = 0 ; $i< count($your_array) -1 ; $i++) { for($j = 0 ; $j< count($your_array[$i]) -1 ; $j++) { $arr[] = $your_array[$i][$j]; } } print_r($arr);

preferences:
39.4 ms | 402 KiB | 5 Q