WP_Filesystem_FTPext::exists() WordPress Method

The exists() method is a method of the WP_Filesystem_FTPext class. This class is used to manage interactions with a remote FTP server. The exists() method is used to check if a file or directory exists on the server. This is useful for checking if a file has been uploaded correctly, or for checking if a directory exists before creating it.

WP_Filesystem_FTPext::exists( string $file ) #

	public function exists( $file ) {
		$list = ftp_nlist( $this->link, $file );

		if ( empty( $list ) && $this->is_dir( $file ) ) {
			return true; // File is an empty directory.
		}

		return ! empty( $list ); // Empty list = no file, so invert.
	}