Online PHP editor | refs for aKSS7

<?php $ar = []; $ar['ar0']['y'] = 'Yes'; $ar['ar0']['n'] = 'No'; $ar['ar1']['g'] = 'good'; $ar['ar1']['b'] = 'bad'; $ar['ar2']['m'] = 'mom'; $ar['ar2']['d'] = 'dad'; print_r($ar); $res_ar = []; // resultant array $ar_names = []; // array of unique names foreach($ar as $ind => $row){ if (!empty($row['y']) && $row['y'] == 'Yes') $res_ar[$ind] = $row; } print_r($res_ar);