Online PHP editor | refs for VFvJG

<?php $array1 = array ( 'item1' => array ( 'myValues' => array ( 1 => 5, 2 => 1, ), ), 'item2' => array ( 'myValues' => array ( 1 => 5, 2 => 1, ), ), ); $array2 = array ( 'item1' => array ( 1 => 2, ), 'item2' => array ( 1 => 5, 2 => 1, ), ); foreach ($array2 as $key => $subarray) { $array1[$key]['myValues2'] = $subarray; } var_export($array1);