sendBillboard

print("Billboard sharing...")     -- Displays the name at the start
tostring(read()) -- This makes the output the user writes be a string
filePath = "billboard.txt" -- This assigns whatever the user writes to become the variable: filePath.
computerNumber = 1
print("Preparing text file...") -- Tells the user the data is being processed and it is making the file sendable.
local fileToSend = fs.open(filePath, "r")
fileContents = fileToSend.readAll()
strFile = textutils.serialize(fileContents)
term.clear() -- clears screen
term.setCursorPos(1,1) -- sets cursor position to top left of screen
print("Please run the receive program on the receiving computer, then press 's' to send")
local event, param1 = os.pullEvent("char") -- this waits for a key to be pressed
if param1 == "s" then -- if you press the s key then
  print("Sending...") -- prints sending
  rednet.send(computerID, strFile) -- Sends file
  sleep(0.5) -- waits half a second
  p1rint("Sent!") -- tells user it has sent
else -- if it is another key then
  print("wrong key") -- prints wrong key
end