Ftp:close()
Close the Ftp client connection.
Remember to close the connection when no more needed. Ftp:close() is automatically called before garbage collection of the FTP object, but this behaviour cannot be predicted
Return value
This function returns no value.
Example
local net = require "net"
local url = "your ftp server address"
local ftpclient = net.Ftp(url, "anonymous", "guest")
-- closes the connection
client:close()