From: yermej <yermej@...>
Date: 2007-11-22T08:54:59+09:00
Subject: Re: help with regex

On Nov 21, 5:46 pm, Junkone <junko...@gmail.com> wrote:
> i have this string
> a="USD.CHF.ABC"
> irb(main):024:0> a.match(/^USD/)
> => #<MatchData:0x2e6be30>
> irb(main):025:0> $1
> => nil
>
> i want to use regex to see if it matches USD as first 3 characters and
> here is my attmept. I am not sure why there is no match, any help is
> appreciated.

You can either assign the MatchData that match returns to a variable:

> m = a.match /^USD/
> m[0]

or you can use parens in your regex to capture the match into $1:

> a.match /^(USD)/
> $1