Online PHP editor | refs for CRHNj

<?php $dataPerson = array( 'dn' => array('day' => 13, 'month' => 01, 'year' => 1974) ); $checkNoEmptyRecursive = function($val) { $empty = true; array_walk_recursive($val, function($item, $key) use (& $empty) { $empty = $empty && empty($item); }); return $empty; }; var_dump( $checkNoEmptyRecursive($dataPerson) );