(PECL sphinx >= 0.1.0)
SphinxClient::resetFilters — Clear all filters
Clears all currently set filters. This call is normally required when using multi-queries. You might want to set different filters for different queries in the batch. To do that, you should call SphinxClient::resetFilters() and add new filters using the respective calls.
Эта функция не возвращает значения после выполнения.