dig

args = { ... }

--[[
dig f 1 d 2
args = [ "f", 1, "d", 2]
#args = 4
args[1] = "f"

dig f 2 u
args = [ "f", 2, "u"]
#args = 3
]]

for j = 1, #args do
--  print ( args[j] )
  if args[j] == "f" then
    for i = 1, args[j+1] do
      turtle.dig()
      turtle.forward()
    end
    j = j+1
  end

  if args[j] == "b" then
    for e = 1, args[j+1] do
      turtle.back()
    end
  end
  if args[j] == "r" then
     turtle.turnRight()
  end
  if args[j] == "l" then
     turtle.turnLeft()
  end

  if args[j] == "d" then
     turtle.digDown()
     turtle.down()
  end

  if args[j] == "u" then
    for x = 1, args[j+1] do
      turtle.up()
    end
  end

end