- * @param int $limit Limit of rows to return
- * @param string $start Only revisions older than $start will be returned
- * @param string $end Only revisions newer than $end will be returned
+ * @param int|null $limit Limit of rows to return
+ * @param string|int|null $start Only revisions older than $start will be returned
+ * @param string|int|null $end Only revisions newer than $end will be returned