From: dblack@...
Date: 2006-07-13T04:28:27+09:00
Subject: Re: Help with a regexp

Hi --

On Thu, 13 Jul 2006, Logan Capaldo wrote:

>
> On Jul 12, 2006, at 2:54 PM, dblack@wobblini.net wrote:
>
>> Hi --
>> 
>> On Thu, 13 Jul 2006, Daniel Schierbeck wrote:
>> 
>>> My problem is that I have a string like this: "3:foo6:monkey5:sheep", 
>>> which I need to separate into ["foo", "monkey", "sheep"]. The values can 
>>> contain numeric values, so splitting at \d won't work. This is what makes 
>>> it difficult:
>>> 
>>> "3:ab23:cat5:sheep" => ["ab2", "cat", "sheep"]
>>> 
>>> I need to grab the number, then read that many characters, then read the 
>>> next number, etc.
>> 
>> How do you know, in the case of:
>>
>>  2:ab23:cat
>> 
>> which of the two is invalid?
>> 
>> 
>> David
>> 
>
> I don't believe you do. OTOH I'm not sure if you should care. If one's 
> invalid, the whole thing is invalid.

OK, but how do you know whether or not this is valid?

   3:ab23:cat


David

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