@@ -205,7 +205,7 @@ |
||
| 205 | 205 | * |
| 206 | 206 | * @param bool $force If set to true then all cached values will be delete instead of only expired |
| 207 | 207 | * |
| 208 | - * @return bool |
|
| 208 | + * @return false|null |
|
| 209 | 209 | */ |
| 210 | 210 | public static function delete_all_expired( $force = false ) { |
| 211 | 211 | global $wpdb; |