wp_ajax_add_user( string $action )

1768function wp_ajax_add_user( $action ) {1769	if ( empty( $action ) ) {1770		$action = 'add-user';1771	}1772 1773	check_ajax_referer( $action );1774 1775	if ( ! current_user_can( 'create_users' ) ) {1776		wp_die( -1 );1777	}1778 1779	$user_id = edit_user();1780 1781	if ( ! $user_id ) {1782		wp_die( 0 );1783	} elseif ( is_wp_error( $user_id ) ) {1784		$response = new WP_Ajax_Response(1785			array(1786				'what' => 'user',1787				'id'   => $user_id,1788			)1789		);1790		$response->send();1791	}1792 1793	$user_object   = get_userdata( $user_id );1794	$wp_list_table = _get_list_table( 'WP_Users_List_Table' );1795 1796	$role = current( $user_object->roles );1797 1798	$response = new WP_Ajax_Response(1799		array(1800			'what'         => 'user',1801			'id'           => $user_id,1802			'data'         => $wp_list_table->single_row( $user_object, '', $role ),1803			'supplemental' => array(1804				'show-link' => sprintf(1805					/* translators: %s: The new user. */1806					__( 'User %s added' ),1807					'<a href="#user-' . $user_id . '">' . $user_object->user_login . '</a>'1808				),1809				'role'      => $role,1810			),1811		)1812	);1813	$response->send();1814}