Online PHP editor | output for KaX9F

<?php $status_key ="status"; $response = '{"error":false,"data":{"id":16420728,"order_id":"5000","mobile_no":"9995088810","amount":20,"balance":46.89,"status":"failure","tnx_id":"","response":"Transaction Failed"}}'; $result = json_decode($response, true); var_dump(findKey($result, $status_key)); function findKey($array, $keySearch) { foreach ($array as $key => $item) { if ($key == $keySearch) { return true; } elseif (is_array($item) && findKey($item, $keySearch)) { return true; } } return false; }