On Tue, Apr 13, 2010 at 5:19 PM, Rui Miguel Silva Seabra <r...@1407.org>wrote:
> >> len(+972-3-1234567) > len(03-1234567) > >> 0097231234567 > 031234567 > > > > Those two are the same number! And with your methods it's not. > > > Well, I don't know what about those '-', I can't use that on my Nokia. I > don't know if -3 would have to be introduced as 03. > - are just for readability, I'm talking about 0097231234567 and 031234567, these two are are the same phone number (0 being national prefix). > > Of course the numbers have to be normalized to a string of digits only, > in order to do any sane comparison. > See what I said above. > > For some reason you're not noticing that, obviously, neither length/size > or matching can be done in separate. Of course using them as a single > vector of matching would be idiotic. > > Most of these things are solvable by simple regex matching. > Duh, that's what we are doing, we just follow the "rules" when we do it. (i.e adding/removing prefixes, etc). > > This only doesn't work if you think of having the universe of phone > numbers in your address book. > > > Comparing in a way which is against standards is hackish. > > What standards? > Phone number structure standards, you can get more info here: http://tools.ietf.org/html/rfc3966#section-5.1 (although it's not the "ultimate guide" it does provide good info.) -- Tom.
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