Fires after a previously shared taxonomy term is split into two separate terms.
- ( 4.2.0 ) . .
- ( int ) $term_id ID of the formerly shared term. . . .
- ( int ) $new_term_id ID of the new term created for the $term_taxonomy_id. . . .
- ( int ) $term_taxonomy_id ID for the term_taxonomy row affected by the split. . . .
- ( string ) Taxonomy for the split term. . . .