From: Lars Haugseth <ruby-talk@...>
Date: 2012-06-27T18:01:03+09:00
Subject: Re: help for a little regexp

On 06/27/2012 09:34 AM, Jan E. wrote:
> Quentin RG wrote in post #1066270:
>> /(?<letter>^\w+)\/(?<frequency>\d{1,2}.\d+)/
>
> And I think you should replace the "\w" with alphabetic characters:
> "[A-Za-z]". Because the \w also matches digits

Even better, use [[:alpha:]]+ so that the expression also matches 
accented and foreign alphabetic characters.

  "déjà vu".scan(/\w+/)
  => ["d", "j", "vu"]

  "déjà vu".scan(/[[:alpha:]]+/)
  => ["déjà", "vu"]

http://www.regular-expressions.info/posixbrackets.html

-- 
Lars Haugseth