PHP ftp_nb_put() Function

PHP FTP Reference : Upload local file (non-blocking) to a file on the FTP server

Definition and Usage

The ftp_nb_put() function uploads a file to the FTP server (non-blocking).

Tip: This function (as opposite to ftp_put()) retrieves the file asynchronously, so you can perform other operations while the file is being downloaded.   

Syntax

ftp_nb_put(ftp_conn, remote_file, local_file, mode, startpos);

Parameter Values

Parameter Description
ftp_conn Required. Specifies the FTP connection to use
remote_file Required. Specifies the file path to upload to
local_file Required. Specifies the path of the local file to upload
mode Optional. Specifies the transfer mode. Possible values: FTP_ASCII or FTP_BINARY
startpos Optional. Specifies the position in the remote file to start uploading to

Technical Details

Return Value: One of the following values:
  • FTP_FAILED (send/receive failed)
  • FTP_FINISHED (send/receive completed)
  • FTP_MOREDATA (send/receive in progress)
PHP Version: 4.3+
PHP Changelog: PHP 7.3 - The mode parameter was made optional.

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