From: "Kroeger Simon (ext)" <simon.kroeger.ext@...>
Date: 2005-08-18T17:47:13+09:00
Subject: Re: is there a shorter way to compare these 2 objects?

 

> From: James Edward Gray II [mailto:james@grayproductions.net] 
> 
> def <=>( other )
>    [@a, @b, @c, @d] <=> [other.a, other.b, other.c, other.d]
> end
> 
> Arrays are Comparable and they compare each of their contents 
> in order.
> 
> Hope that helps.
> 
> James Edward Gray II

not as elegant but without allocating two arrays:

def <=>( other )
  (@a <=> other.a).nonzero? ||
  (@b <=> other.b).nonzero? ||
  (@c <=> other.c).nonzero? ||
  (@d <=> other.d)
end

cheers

Simon