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