parse_args( 'html', array( 'id' => $field_type->_id(), ) ); if( isset( $field->args['content_cb'] ) && ! empty( $field->args['content_cb'] ) ) { ob_start(); call_user_func_array( $field->args['content_cb'], array( $field, $object_id, $object_type ) ); $field->args['content'] = ob_get_clean(); } echo sprintf( '