Online PHP editor | refs for nt3oM

<?php $array = [ 'item-1' => [ 'item-child-1', 'item-child-2' ], 'item-2' => [ 'item-child-1', 'item-child-2' , 'item-child-3'], 'item-3' => [ 'item-child-1' ] ]; $expected = []; foreach($array as $k=>$v){ $expected[$k]=$v[count($v)-1]; } print '<pre>'; print_r($expected);