Essentials API

--Essentials API--
w,h = term.getSize()

local function write(str,x,y)
  term.setCursorPos(x,y)
  term.write(str)
end

local function cWrite(str,y)
  if not y == nil then
    term.setCursorPos(w/2 - #str/2,y)
    term.write(str)
  elseif y == nil then
    term.setCursorPosw/2 - #str/2,h/2)
  else
    error("You did a bad...")
  end
end