From: Robert Klemme <shortcutter@...>
Date: 2010-10-27T20:58:54+09:00
Subject: Re: Regular expression quirk?

On Wed, Oct 27, 2010 at 1:38 PM, Ammar Ali <ammarabuali@gmail.com> wrote:
> On Wed, Oct 27, 2010 at 1:58 PM, Ammar Ali <ammarabuali@gmail.com> wrote:
>> On Wed, Oct 27, 2010 at 1:47 PM, Robert Klemme
>> <shortcutter@googlemail.com> wrote:
>>> On Wed, Oct 27, 2010 at 12:44 PM, Ammar Ali <ammarabuali@gmail.com> wrote:
>>>> AFAIK, there are no possessive quantifiers in 1.9,
>>>
>>> You are misinformed.  Where did you get that information?  Please see:
>>>
>>> http://www.geocities.jp/kosako3/oniguruma/doc/RE.txt
>
> One more thing, Read Ruby
> (http://ruby.runpaint.org/regexps#quantifiers) doesn't even mention
> possessive quantifiers. Hmmm.
>
> Not everything in Oniguruma is supported in ruby. I guess I need to
> verify this further.

irb(main):001:0> /a+a/ =~ "aaa"
=> 0
irb(main):002:0> /a++a/ =~ "aaa"
=> nil

What else do you need to verify?

Cheers

robert


-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/