Neos\Cache\Backend\TaggableBackendInterface::flushByTag PHP 메소드

Removes all cache entries of this cache which are tagged by the specified tag.

public flushByTag ( string $tag ) : integer
$tag	string	The tag the entries must have
리턴	integer	The number of entries which have been affected by this flush or NULL if the number is unknown

    public function flushByTag($tag);

TaggableBackendInterface