View difference between Paste ID: sH5tELLu and mB2LTdrn

 shell.run("clear")                                  --Clears the turtle's screen
 print("Spacial Controls:")                          --Prints all the commands and their actions
 print("W/S = Forward/Back")
 print("A/D = Turn Left/Right")
 print("Space/Shift = Move Up/Down")
 print("")
 print("Other Commands:")
 print("ESC = Exit Program/Exit Turtle Interface")
 print("R = Refuel from any slot")
 
                                                    --Defines the functions for the keys pressed
 function forward()
   turtle.forward()
 end
 
 function back()
   turtle.back()
 end
 
 function lt()
   turtle.turnLeft()
 end
 
 function rt()
   turtle.turnRight()
 end
 
 function up()
   turtle.up()
 end
 
 function down()
   turtle.down()
 end
 
 function refuel()
   for i = 1, 16 do
     turtle.select(i)
     turtle.refuel(64)
   end
 end
 
 function terminate()
   os.reboot()
 end
 
 --Sets up a table for the key values and their respective function names.
 commands = {[17] = forward,  [31] = back,  [30] = lt,  [32] = rt, [57] = up, [42] = down, [19] = refuel, [1] = terminate}
 
 --Starts the loop
 while true do
 local event, button = os.pullEvent("key") --Defines an event variable for the computer to wait for a keypress
 local fn = commands[button] --Defines a variable to get the index of the table based on the button pressed
 
 --Checks to see if the fn variable is nil and if it's not run the variable fn as a function
   if fn ~= nil then
     fn()
   end
 end