deleteByTaskId

\Bitrix\Main\Entity\DeleteResult public static
\Bitrix\Tasks\Task\FavoriteTable::deleteByTaskId(
 integer ,
 array 
);

This static method deletes task from Favorites for all users. This function does not check access permissions.

Parameter	Description	Version
$taskId	Task ID.
$behaviour	Behaviour flags: `LOW_LEVEL` - when `true`, the function will ignore all events and execute database query.