burnbright /
omnipay-paystation
@@ -45,7 +45,7 @@ |
||
| 45 | 45 | |
| 46 | 46 | /** |
| 47 | 47 | * @param string $key Field to look for in the response (case-sensitive) |
| 48 | - * @return mixed|null Value if it's present in the response, null if it's not |
|
| 48 | + * @return null|string Value if it's present in the response, null if it's not |
|
| 49 | 49 | */ |
| 50 | 50 | protected function getResponseField($key) |
| 51 | 51 | { |
