Meth

clear = peripheral.call("right", "clear")
size = peripheral.call("right", "getSize")
color = peripheral.call("right", "setTextColor")
bcolor = peripheral.call("right", "setBackgroundColor")

print("you can")
print("clear screen by type clear")
print("get screen size by type size")
print("set text color by type color")
print("set background color by type bcolor")

op = io.read()

if op == "clear" then
   print(clear")
end