From: Robert Klemme <shortcutter@...>
Date: 2008-06-27T16:02:11+09:00
Subject: Re: regular expression question

2008/6/26 Eric I. <rubytraining@gmail.com>:
> On Wed, Jun 25, 2008 at 6:37 PM, Sam Ginko <ginkod@gmail.com> wrote:
>> I'm trying to replace all characters that are not letters numbers and
>> white spaces in a string. I'm getting the characters eliminated in this
>> case a comma but the white space is eliminated to. How do I get around
>> that?
>>
>>
>> string = 'john, tony'
>> newTerms = string.gsub(/\W/, "")
>
> I think this does what you want, provided underscores are OK.
>
>    newTerms = string.gsub(/[^\w\s]/, "")
>
> If underscores are not OK, then you'll need to change "\w" into "A-Za-z0-9".

This is usually more efficient:

newTerms = string.gsub(/[^\w\s]+/, "")

Note the "+".

Kind regards

robert

-- 
use.inject do |as, often| as.you_can - without end