wp_set_current_user( int|null $id, string $name = '' ): WP_User

27	function wp_set_current_user( $id, $name = '' ) {28		global $current_user;29 30		// If `$id` matches the current user, there is nothing to do.31		if ( isset( $current_user )32		&& ( $current_user instanceof WP_User )33		&& ( $id === $current_user->ID )34		&& ( null !== $id )35		) {36			return $current_user;37		}38 39		$current_user = new WP_User( $id, $name );40 41		setup_userdata( $current_user->ID );42 43		/**44		 * Fires after the current user is set.45		 *46		 * @since 2.0.147		 */48		do_action( 'set_current_user' );49 50		return $current_user;51	}