"Andrew Durdin" <[EMAIL PROTECTED]> wrote:
> On 9/25/07, Karthik Gurusamy <[EMAIL PROTECTED]> wrote:
>>
>> Any idea what this positive lookbehind achieves which can't be done
>> without it.
>> I remember cases where positive look-ahead is useful.
>>
>> In the above example, r.search('abcdef') does
On 9/25/07, Karthik Gurusamy <[EMAIL PROTECTED]> wrote:
>
> Any idea what this positive lookbehind achieves which can't be done
> without it.
> I remember cases where positive look-ahead is useful.
>
> In the above example, r.search('abcdef') does the job of ensuring
> 'def' is preceded by 'abc'.
On Sep 25, 8:01 am, Erik Jones <[EMAIL PROTECTED]> wrote:
> On Sep 24, 2007, at 9:38 PM, Robert Dailey wrote:
>
> > Hi,
>
> > I've been reading the python documentation on 'positive lookbehind
> > assertion' and I don't understand at all how it works. The python
> > docs give the following example:
On Sep 24, 2007, at 9:38 PM, Robert Dailey wrote:
> Hi,
>
> I've been reading the python documentation on 'positive lookbehind
> assertion' and I don't understand at all how it works. The python
> docs give the following example:
>
> " (?<=abc)def will find a match in "abcdef", since the look
I think I get it... it's really just a way (so it seems) to make characters
get added to the found groups as they're matched. Thanks for your help.
On 9/25/07, Andrew Durdin <[EMAIL PROTECTED]> wrote:
>
> On 9/25/07, Robert Dailey <[EMAIL PROTECTED]> wrote:
> > Hi,
> >
> > I've been reading the py
Hi,
I've been reading the python documentation on 'positive lookbehind
assertion' and I don't understand at all how it works. The python docs give
the following example:
"**(?<=abc)def will find a match in "abcdef", since the lookbehind will back
up 3 characters and check if the contained pattern
