View difference between Paste ID: BRD9n0Ai and 0M8yMcvZ

 block, typ = turtle.inspect()
 
 -- Cut down the tree
 function rodung()
   turtle.dig()
   turtle.forward()
   while turtle.detectUp() do
     turtle.digUp()
     turtle.up()
   end
   while not turtle.detectDown() do
     turtle.down()
   end
   turtle.back()
 end
 
 --planting the sapling
 function pflanzen()
   turtle.select(16)
   turtle.place()
   turtle.select(1)
 end
 -- Warning to put saps in Slot 16
 function hinweis()
   print("Bitte Setzlinge in Slot 16")
 end
 
 hinweis()
 while true do
 -- compares the block in front with "minecraft:log"
   if block == true then
     for k,v in pairs(typ) do
 -- if so, do cut the tree and plant again
       if v == "minecraft:log" then
         print("Baumstamm gewachsen")
         rodung()
         pflanzen()
       else
 -- print "no tree" and wait
         print("Noch kein Baum")
         os.sleep(10)
       end
     end
   end
 --wait again then clear screen
 os.sleep(10)
 term.clear()
 term.setCursorPos(1, 1)
 end