From: Lyle Johnson <ljohnson@...>
Date: 2001-11-10T01:08:01+09:00
Subject: [ruby-talk:24773] Re: Strange behaviour of Array#[]

> > Why does a[3,1] returns [] instead of nil?
>
> I believe it's for consistency with Strings:

This is still pretty squirrelly to me, but hey, it's not my language ;)

It would probably be good to update the descriptions of Array#[] and
String#[] for future editions of "Programming Ruby" to note this feature;
the current descriptions for both state that if the starting index is out of
range that [] will return nil.