gdscript_iter_stepping.nim

import future

iterator `..`(the_slice:HSlice[int,int],step:int):int=
  assert(step>0)
  var
    a=the_slice.a
    b=the_slice.b
    step=step

  for i in countup(a,b,step):
    yield i

if isMainModule:
  for i in 1..20..3:
    echo i
# 1
# 4
# 7
# 10
# 13
# 16
# 19