From: Glenn Jackman <glennj@...>
Date: 2009-09-17T03:40:05+09:00
Subject: Re: string to array

At 2009-09-16 02:30PM, "David A. Black" wrote:
>  str.split('-').inject([]){|acc,s|acc<<[acc[-1],s].compact.join('-')}.reverse

    => ["apple-orange-banana", "apple-orange", "apple"]


Not quite:

    str.split('-').reverse.inject([]){|acc,s|acc<<[s,acc[-1]].compact.join('-')}.reverse 

    => ["apple-orange-banana", "orange-banana", "banana"]

-- 
Glenn Jackman
    Write a wise saying and your name will live forever. -- Anonymous