View difference between Paste ID: hwMduJJ0 and 7mSFPyGc

 -- https://stackoverflow.com/a/7615129/13347795
-
+function split(input, maxSplits, sep)
 	if sep == nil then
 		sep = ";"
 	end
 	splits = {}
     splitCount = 0
-    h = fs.open("messages.txt", "r")
+	for str in string.gmatch(input, "([^"..sep.."]+)") do
-    repeat
+		if maxSplits ~= nil and splitCount > maxSplits then
-        line = h.readLine()
+			splits[splitCount] = splits[splitCount]..sep..str
-        if line ~= nil then
+		else
-            print(line)
+			table.insert(splits, str)
-        end
+            splitCount = splitCount + 1
-    until line == nil
+		end
 	end
-
+	return splits
-
+
-    id, message = rednet.receive()
+
-    h = fs.open("messages.txt", "a")
+
-    h.writeLine(os.date()..os.time()..";"..message)
+	h = fs.open("messages.txt", "r")
 	term.clear()
 	term.setCursorPos(1, 1)
 	repeat
 		line = h.readLine()
 		if line ~= nil and line ~= "" then
             date, time, id, message = table.unpack(split(line, 3))
 			print(message)
 		end
 	until line == nil
 	h.close()
 end
 
 write("Starting...")
 if not fs.exists("messages.txt") then
     local h = fs.open("messages.txt", "w")
     h.close()
 end
 
 peripheral.find("modem", rednet.open)
 
 local h = fs.open("messages.txt", "r")
 rednet.broadcast(h.readAll(), "response-messenger-backlog")
 h.close()
 refresh()
 
 while true do
 	id, message, protocol = rednet.receive()
     if protocol == "request-messenger-backlog" then
         local h = fs.open("messages.txt", "r")
        	rednet.send(id, h.readAll(), "response-messenger-backlog")
         h.close()
 	elseif protocol == "broadcast-messenger-message" then
 		local h = fs.open("messages.txt", "a")
 		h.writeLine(os.date("%F;%T;")..id..";"..message)
 		h.close()
 	end
 	refresh()
 end