@@ -278,7 +278,7 @@ |
||
278 | 278 | * @param string $key to check if it exists in the $_SERVER variable |
279 | 279 | * @param string $default value to return as default |
280 | 280 | * |
281 | - * @return mixed |
|
281 | + * @return string|null |
|
282 | 282 | */ |
283 | 283 | public function getServer($key, $default = null) |
284 | 284 | { |