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# PHP ftp_connect() Function * * Complete PHP FTP Reference Manual](#) * * * ## Definition and Usage The ftp_connect() function opens an FTP connection. Once the connection is open, you can run FTP functions through the server. ## Syntax ftp_connect(host,port,timeout) | Parameter | Description | | :--- | :--- | | host | Required. Specifies the FTP server to connect to. Can be a domain name or IP address. This parameter cannot contain "ftp://" or slashes. | | port | Optional. Specifies the port of the FTP server. Default is 21. | | timeout | Optional. Specifies the timeout for this FTP connection. Default is 90 seconds. | * * * ## Example This example attempts to connect to an FTP server. If the connection fails, the die() function will terminate the script and output a message: * * Complete PHP FTP Reference Manual](#)