Online PHP editor | refs for 8F1BI

<?php $ar = Array ( 0 => "[", 1 => " [", 2 => " [", 3 => "Test", 4 => "Server1", 5 => null, 6 => "Server2", 7 => null, 8 => "", 9 => "stopped", 10 => " ]", 11 => " ]", 12 => "]", ); function cleanArray($ar){ $res = []; foreach($ar as $val){ preg_match ('/[\[\]]+/', $val, $matches); if(count($matches) == 0) $res[] = $val; } return $res; } $res = cleanArray($ar); print_r($res);