From: "David A. Black" <dblack@...>
Date: 2005-04-20T22:40:39+09:00
Subject: Re: Lookup, a.collect{|i|b[i]}

Hi --

On Wed, 20 Apr 2005, Lankad wrote:

> Why did you put a *?
>
> b.values_at(*a)

* is the unar[r]ay (unary unarray :-) operator.  For example:

   a = [1,2,3]
   some_method(a)  =>  same as some_method([1,2,3])
   some_method(*a) =>  same as some_method(1,2,3)


David

-- 
David A. Black
dblack@wobblini.net