From: Charles Comstock <cc1@...>
Date: 2004-06-12T01:23:47+09:00
Subject: Re: Array#rest

On 11 Jun 2004, Tom Counsell wrote:

> Charles Comstock <cc1@cec.wustl.edu> wrote in message news:
> > a = [1,2,3,4]
> > a[1..-1] # -> [2,3,4]
> > a.rest   # -> [2,3,4]
> 
> In what way are you after something different from Array.shift?
> 
> a = [1,2,3,4]
> wanted = a.shift  # 1
> passed = a          # [2,3,4]
> 
> Tom
> 

I don't want a destructive function.  A number of times I have used the shift 
and the remainder, but there are a number of times you want a non destructive 
copy of the rest of the list.  Hence rest ;p

Charles Comstock