From: John Joyce <dangerwillrobinsondanger@...>
Date: 2007-08-03T04:26:23+09:00
Subject: Re: RegEx for punctuation?


On Aug 2, 2007, at 2:14 PM, Alex Young wrote:

> John Joyce wrote:
>> Hey all,
>> I have a quick question about RegEx, which I don't use often and I  
>> don't have my reference book handy.
>> How do I gsub all non alpha-numeric characters to nothing,
>> I know it's something like this:
>> some_string.gsub!('something here', '')
> irb(main):002:0> ",.'abc123".gsub(/[^[:alnum:]]/, '')
> => "abc123"
>
> -- 
> Alex
>
Thanks a million!
I'm going to have to do more RegEx stuff to get it buried into my brain!

One more question though, I previously had this to turn spaces into  
underscores
some_string.gsub(' ','')

How can do this while removing all non-space characters?

John Joyce