what-is-nth-and-mth-in-the-zl-object

The n of nth can be replaced with a number e.g. 5 -> 5th, or 12 -> 12th. The object [zl nth 5] will then give you the 5th item of a list. The function mth starts counting at 0, so [zl meh 5] will give you the 6th item of a list.

what is nth and mth in the zl object ...