Updates term metadata.

Updates metadata cache for list of term IDs.

Adds term(s) associated with a given object.

Sets the last changed time for the ‘terms’ cache group.

Checks the given subset of the term hierarchy for hierarchy loops.

Aborts calls to term meta if it is not supported.

Counts how many terms are in taxonomy.

Enables or disables term counting.

Deletes one existing category.

Unlinks the object from the taxonomy or taxonomies.