vars itemrep;
incharitem(charin) -> itemrep;
;;; Read sizes
vars n1 = itemrep(), n2= itemrep();
;;; Create 0 based array
vars ar = newarray([0 ^(n1 - 1) 0 ^(n2 - 1)], 0);
;;; Set element value
15 -> ar(0, 0);
;;; Print element value
ar(0,0) =>
;;; Make sure array is unreferenced
0 -> ar;