End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

Net::FTP#binary=

binary=(newmode)

# File tmp/rubies/ruby-3.0.5/lib/net/ftp.rb, line 287
def binary=(newmode)
  if newmode != @binary
    @binary = newmode
    send_type_command if @logged_in
  end
end

A setter to toggle transfers in binary mode. newmode is either true or false