From: Peter Szinek <peter@...>
Date: 2006-10-20T05:04:27+09:00
Subject: Re: How to format an array

Hello,

Li Chen wrote:
> Hi all,
> 
> I have an array [1.0, 2.0, 3, 4,5,6]. I want to format all the elements 
> within the array into to this format "%5.3f", that is 5 
> spaces/characters for each number/element, followed by 3 floating 
> points. Any help will be appreciate.

[1.0, 2.0, 3, 4,5,6].map { |n| sprintf "%5.3f", n }

Peter
http://www.rubyrailways.com