From: Daniel Schierbeck <daniel.schierbeck@...>
Date: 2006-06-26T20:27:47+09:00
Subject: Re: Some ugly code (again)

arnaud stageman wrote:
> I have 2 Range {1..x} and {1..y} and a name
> My goal is to have formatted names like : name + y + x
> 
> For example:
> rack11 rack12 rack13
> rack21 rack22 rack23
> 
> Can I do nicer than:
> 
> {1..y}.each do |y|
> 	{1..x}.each do |x|
> 		the_name = name + y.to_s + x.to_s
> 	end
> end

Here's a one-liner for ya:

   (1..x).map{|x| (1..y).map{|y| "rack#{x}#{y}"}}.flatten


Cheers,
Daniel