[TriZPUG] Regular expressions- my son getting me stuck!
Philip Semanchuk
philip at semanchuk.com
Wed Jun 13 21:15:29 CEST 2012
On Jun 13, 2012, at 2:33 PM, Mark Browne wrote:
> do you know how to write regular expressions?
> this works
> (r'<span class="price">(.*?)</span>', html)
>
> this doesn't
> (r'<div class="product-image-cropped"\.+\title="(.*?)">', html)
Hi Mark,
I use regexes just often enough to get in over my head. I've found the following utility invaluable:
http://cthedot.de/retest/
It runs locally and allows one to enter text and a regex to apply to that text, and shows the output in realtime.
Hope this helps
Philip
>
> I am trying to write the expression which means
>
> find <div class="product-image-cropped
>
> followed by a load of character which will change
>
> and of undefined length
>
> then grab title="this text whatever it is"
>
> in html
>
> Mark Browne
> R&D
> Andor Technology
> discover new ways of seeing
>
>
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