From: Rob Biedenharn <Rob@...>
Date: 2007-03-31T01:17:57+09:00
Subject: Re: Regex Black Magic... how to stop matching if char?


On Mar 30, 2007, at 11:43 AM, Jon Fi wrote:

> Robert Klemme wrote:
>> On 30.03.2007 17:34, Jon wrote:
>>>
>>>
>>> <code_set_list 1:2>
>>>
>>> ..because there is no gauranteed whitespace between tags.  
>>> Basically, I
>>> need to stop matching if a ">" is found. I've never had to deal with
>>> anything quite like this in my regex experience. Any help or  
>>> thoughts of
>>> a better way to do things is much appreciated!
>>
>> I can think of several solutions:
>>
>> /<([^>\s]+)\s+(\d+):(\d+)>/
>>
>> Or even a two phased approach
>>
>> /<[^>]+>/
>>
>> and then with the match
>> /(\d+):(\d+)>\z/
>>
>> HTH
>>
>>   robert
>
>
> awesome, and thank you! but for my benefit, could you explain why that
> works? I thought ^ was line start?

Within a character set it inverts the selection so [^>] matches any  
character that's NOT a '>'

My solution is:   .gsub(/<([^>]*?\b\s+)(\d+):(\d+)>/, '<\1no="\2"  
of="\3">')

-Rob

Rob Biedenharn		http://agileconsultingllc.com
Rob@AgileConsultingLLC.com