From: Bill Kelly <billk@...>
Date: 2001-11-23T15:38:08+09:00
Subject: [ruby-talk:26199] Re: regex/split/scan question (was: Re: Linux Magazine article)


From: "Jos Backus" <josb@cncdsl.com>
>
[...]
>     ext = mbox.scan(/-(.+)/)[0]
> 
> sort of works but returns an Array;
> 
>     ext = mbox.scan(/-(.+)/)[0][0]
>     ext = mbox.scan(/-(.+)/).pop.pop
> 
> works only when the scan matches, but throws a NameError on nil otherwise.

ext = mbox.scan(/-(.+)/).flatten[0]    ?

:-)


Regards,

Bill