From: Kent Sibilev <ksruby@...>
Date: 2005-06-29T23:12:13+09:00
Subject: Re: regex and gsub quest

gsub is not a destructive method, meaning every time you call it it
returns a new string. You should use gsub! mehtod which makes changes
in place.

Kent.

On 6/29/05, Charles L. Snyder <csnyder1@kc.rr.com> wrote:
> Hi
> 
> Another quick question (at the risk of being the person who asks for help on
> adding 2+2 at the alt.math.relatavistic.astrophysics group):
> 
> I am trying to search thru a file (arrays of words and sentence fragments),
> and replace the commas with a space.
> Why doesn't the code below work : (other than an incorrect regex for comma)
> 
> a = ["hi,there", "jot this note down", "may i,use the, car"]
> a.each do |x| x.gsub(/\,/  , "   ") end
> 
> - the general method of
> array.each do {|e| e.gsub(pattern, replacement)} doesn't work?
> 
> Thanks again
> 
> CLS
> 
> 
> 
>