object usergroup.delete(array userGroupIds)
This method allows to delete user groups.
This method is only available to Super admin user type. Permissions to call the method can be revoked in user role settings. See User roles for more information.
(array) IDs of the user groups to delete.
(object) Returns an object containing the IDs of the deleted user groups under the
Delete two user groups.
CUserGroup::delete() у ui/include/classes/api/services/CUserGroup.php.