There are currently 342 expressions on the regexlibrary: http://www.regexlib.com/Search.aspx?k=phone&AspxAutoDetectCookieSupport=1
Some eliminate erroneous numbers too like those begining with 123 or 555 and so on. Sean Cole *Pi Digital Productions Ltd* www.pidigital.co.uk +44(1634)402193 +44(7702)116447 'Don't try to think outside the box. Just remember the truth: There is no box!' 'For then you realise it is not the box you are trying to look outside of, but it is yourself!' eMail Ts & Cs <http://pidigital.co.uk/emailTCs.rtf> Pi Digital Productions Ltd is a UK registered limited company, no. 5255609 On 11 September 2017 at 23:33, Sean Cole (Pi) <s...@pidigital.co.uk> wrote: > Read this: > https://stackoverflow.com/questions/123559/a- > comprehensive-regex-for-phone-number-validation > > You can then filter by these Regular Expressions (RegEx) really simply. > More importantly, it is one or two lines of code instead of 53. > > Sean Cole > *Pi Digital Productions Ltd* > > 'Don't try to think outside the box. Just remember the truth: There is no > box!' > 'For then you realise it is not the box you are trying to look outside of, > but it is yourself!' > > eMail Ts & Cs <http://pidigital.co.uk/emailTCs.rtf> Pi Digital > Productions Ltd is a UK registered limited company, no. 5255609 > > On 11 September 2017 at 20:04, JB via use-livecode < > use-livecode@lists.runrev.com> wrote: > >> Thanks Bob. >> >> JB >> >> >> > On Sep 11, 2017, at 11:20 AM, Bob Sneidar via use-livecode < >> use-livecode@lists.runrev.com> wrote: >> > >> > Hi all. >> > >> > Since I needed to write one, I thought I would share this phone number >> validation function. NOTE: it only works for phone numbers of the following >> format: >> > >> > -- pure numbers >> > nnnnnnn >> > nnnnnnnnnn >> > >> > -- formatted numbers >> > nnn-nnnn >> > nnn-nnn-nnnn >> > (nnn) nnn-nnnn >> > >> > It will also accept a space delimited extension so long as it begins >> with x, ex or ext. >> > >> > Anyone who wants to massage it into shape for European or other phone >> number formats can do so. The range checking is somewhat coarse, because I >> had difficulty determining what the lowest and highest area code and prefix >> can be, and also it may change in the future. Enjoy! >> > >> > Bob S >> > >> > function isPhoneNum pValue >> > /* >> > A phone number is a value whose raw numeric value is between 1000000 >> and 9999999, or 1000000000 and >> > 9999999999, with an optional numeric value delimited by a space. >> Additionally, the first and fifth characters >> > can be ( and ) respectively, in which case the 6th character must be >> a space and the tenth character must be >> > a dash. >> > */ >> > put pValue into tPhoneNumber -- preserve initial value >> > put last word of tPhoneNumber into tExtension >> > >> > if first char of tExtension is "x" or char 1 to 3 of tExtension is >> "ext" then >> > delete last word of tPhoneNumber -- lose the extension >> > else >> > put empty into tExtension -- it's not a valid extension >> > end if >> > >> > -- range check >> > put cleanAscii(tPhoneNumber, "numbers") into tPhnValue >> > >> > if tPhnValue > 9999999 then >> > if tPhnValue < 1000000000 or tPhnValue > 9999999999 then >> > return false >> > end if >> > else >> > if tPhnValue < 1000000 then >> > return false >> > end if >> > end if >> > >> > -- pure numbers are OK >> > if tPhoneNumber = tPhnValue then return true >> > >> > -- allowed characters >> > if length(tPhnValue) = 7 then >> > -- length must be 8 chars and char 4 must be a dash >> > if length(tPhoneNumber) <> 8 or char 4 of tPhoneNumber is not "-" >> then >> > return false >> > end if >> > else >> > -- length must be 14, 1st char must be (, 5th char must be ), 6th >> char must be space and 10th char must be - >> > -- or else length must be 12, 4th char must be - and 8th char must >> be - >> > if length(tPhoneNumber) <> 14 or length(tPhoneNumber) <> 12 then >> > return false >> > end if >> > >> > if length(tPhoneNumber) is 14 then >> > if char 1 of tPhoneNumber is not "(" or \ >> > char 5 of tPhoneNumber is not ")" or \ >> > char 6 of tPhoneNumber is not space or \ >> > char 10 of tPhoneNumber is not "-" then >> > return false >> > end if >> > else >> > if char 4 of tPhoneNumber is not "-" or \ >> > char 8 of tPhoneNumber is not "-" then >> > return false >> > end if >> > end if >> > end if >> > return true >> > end isPhoneNum >> > _______________________________________________ >> > use-livecode mailing list >> > use-livecode@lists.runrev.com >> > Please visit this url to subscribe, unsubscribe and manage your >> subscription preferences: >> > http://lists.runrev.com/mailman/listinfo/use-livecode >> > >> >> >> _______________________________________________ >> use-livecode mailing list >> use-livecode@lists.runrev.com >> Please visit this url to subscribe, unsubscribe and manage your >> subscription preferences: >> http://lists.runrev.com/mailman/listinfo/use-livecode >> > > _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
