gBASIC. `help` for prompt commands, `quit` to leave.
> i = 0
> while i < 3
...   i += 1
...   print(i)
... end while
1
2
3
> i
3
> n = 9
> while n < 3
...   print("this never prints")
... end while
> n
9
> quit
Your program was not saved; `recover` will bring it back next time.
