filter_id
(PHP 5 >= 5.2.0, PECL filter:0.11.0)
filter_id — Returns the filter ID belonging to a named filter
Leírás
int filter_id
( string $filtername
)
Paraméterek
- filtername
-
Name of a filter to get.
Visszatérési értékek
ID of a filter on success or NULL if filter doesn't exist.