From: David Alan Black <dblack@...>
Date: 2002-02-07T22:33:01+09:00
Subject: RE: shuffle (all possible sequences)

Hello --

On Thu, 7 Feb 2002, SHULTZ,BARRY (HP-Israel,ex1) wrote:

> Hi,
>  Your solution will test true ( 0, in your case )
> for "bbb".consists_of("abc").  Is that what you want?
>
> Here's a different solution that will only return true if
> the two words have the exact same length and the
> exact same letters:
>
> def consists_of? (other)
>  a = self.split(//)
>  b = other.split(//)
>  a.sort == b.sort
> end

Or, if you want to use the fabulous strbsrt extension available
on RAA:

  require 'strbsrt'
  class String
    def consists_of?(other)
      sort_bytes == other.sort_bytes
    end
  end

(Wow!  What genius contributed that extension? :-)


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav