From: Joel VanderWerf <vjoel@...>
Date: 2005-11-03T16:51:36+09:00
Subject: Re: Newbie: How to format a number to always show two decimals?

Alan Chen wrote:
> That reminds me, what are the options for nicely text formatted table
> output? I usually use something like:
> [a.zolum, b.feb, c.gorza].inject("") { |row,col| row.concat "%7s" % col
> }
> 
> Are there better alternatives?
> 
> - alan
> 

irb(main):001:0> a=[1,2,3,4]
=> [1, 2, 3, 4]
irb(main):002:0> ("%7s " * a.size) % a
=> "      1       2       3       4 "

-- 
      vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407