"Amy Dillavou" <gs2luv at line72.net> wrote in message
news:mailman.1084.1127915597.509.python-list at python.org...
> Can someone help me with understanding how python uses backreferences?
> I need to remember the item that was last matched by the re engine but i
> cant seem to understand anything that I find on backreferences. if I
> want to access the last match do i use \number or is there something
> else i have to do?
>
> heres part of my code:
> renDate = re.compile("$((\d){4}-(\d){2}-(\d){2}))")
> renDate.search(l)
> if(exist.search(l) and str(lastmodDate) < \1): #i need help here with \1
>
> Thanks in advance
> A.D
renDate = re.compile(some_regex)
match = renDate.search(input)
if match and str(lastmodDate) < match.group(1):
do_something()
HTH,
George
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