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Postings from December 2003
On Thursday, December 04, 2003 7:49 PM, Phil.Moore@morganstanley.com wrote: >>>>>> "Lars" == Lars Thegler <lars@thegler.dk> writes: > > Lars> I totally agree that when generating prefixes from number > Lars> intervals, this depends squarely on the involved numbers being > Lars> the same number of digits. But telephone numbers *will* be the > Lars> same length in the same prefix-area[2]. > > Lars> [2] Since this is the only way the telephony switch can know > Lars> when the number you are dialling is 'complete'. > > That's not true in Japan, where the area codes are variable length. > The local numbers are fixed, so they can make that decision (when the > complete number is dialed) after they have parsed the area code. > > The way I beleive it works (I lived in Japan from 1988 to 1994, but I > beleive this is still true today), is that the length of the area code > depends on the 2nd digit. That sounds perfectly reasonable. Any number analysis must depend on some part of the prefix (area code or similar) determining the length of the number. /LarsThread Previous