From: "David A. Black" <dblack@...>
Date: 2007-09-25T16:20:57+09:00
Subject: Re: Extract numbers from string

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Hi --

On Tue, 25 Sep 2007, Pe=F1a, Botp wrote:

> From: Nicholas Clare [mailto:nickclare@gmail.com]
> # new_num =3D old_num.scan(/\d/).join('')
>                          lose this ^^
>
> irb(main):003:0> old_num.scan(/\d/).join
> =3D> "5551115555"
>
> also,
>
> irb(main):014:0>  old_num.gsub(/[^\d]/,"")
> =3D> "5551115555"

Don't forget \D:

   old_num.gsub(/\D/, "")


David

--=20
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