Regular expression returning an index where match was found?

James Henderson james at logicalprogression.net
Thu Jul 8 18:15:18 CEST 2004


On Thursday 08 July 2004 4:15 pm, Jon Nicoll wrote:
> Hi All
>     I would like to be able to use regular expression searches to
> determine the index(es) within a string where a match was found. ie.,
> given
>
>     import re
>
>     def myFunc():
>         # to be written ;-)
>
> the call
>
>     myfunc("abc", "abcdefabcabc")
>
> would return (say) a list [0, 6, 9]
>
> I can't see a straightforward way of doing this from reading the
> Regular Expression HOWTO and the python docs; any
> pointers/suggestions?
>
>     Thanks
>     Jon N

I belive you want the start() and end() methods of a match object.  They are 
in the docs:

http://www.python.org/doc/current/lib/match-objects.html

James
-- 
James Henderson, Logical Progression Ltd
http://www.logicalprogression.net
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