From: Nobuyoshi Nakada <nobu@...>
Date: 2007-08-24T08:28:11+09:00
Subject: Re: subarray using [1,-1] returns nil.

Hi,

At Fri, 24 Aug 2007 08:14:15 +0900,
Todd Burch wrote in [ruby-talk:266016]:
> > a = %w(a b c d e f g) ;
> > puts "a.length = #{a.length}" ;
> > 
> > b = a[1,-1] ;
> > puts "b.length = #{b.length}" ;
> > 
> > Why is array b nil after the subarray?  I expect it to be equal to "a"
> > minus the first element.
> > 
> > Todd
> 
> I think I see the issue (the issue = my error).  The "-1" is the last 
> element of the array, and the method is epxecting a length, not an 
> element.

Maybe, don't you want to try a[1..-1]?

-- 
Nobu Nakada