There is a new operator in LC8, "is really" which may help the string/number comparison issue. See the LC8 dictionary for details.
Pete lcSQL Software <http://www.lcsql.com> Home of lcStackBrowser <http://www.lcsql.com/lcstackbrowser.html> and SQLiteAdmin <http://www.lcsql.com/sqliteadmin.html> On Thu, Oct 15, 2015 at 12:35 PM, Ralph DiMola <rdim...@evergreeninfo.net> wrote: > I had a thread a month or 2 ago (Compare numeric strings with leading > zeros). I needed to make sure that 0123 <> 123 for password validation. > There were many good suggestions but I finally wound up with: > > function stringsAreEqual pString1, pString2 > set the caseSensitive to true > if (len(pString1) = len(pString2)) and (pString1 = pString2) then > return true > end if > return false > end stringsAreEqual > > Something built in would be better. If "0123" is exactly "123" then... > would work for me > > Now, should "is exactly" respect the caseSensitive property? If not then > "exactly" would mean just what is says "EXACTLY". But respecting the > caseSensitive property would be more flexible. > > Ralph DiMola > IT Director > Evergreen Information Services > rdim...@evergreeninfo.net > Phone: 518-636-3998 Ex:11 > Cell: 518-796-9332 > > > -----Original Message----- > From: use-livecode [mailto:use-livecode-boun...@lists.runrev.com] On > Behalf Of Geoff Canyon > Sent: Thursday, October 15, 2015 2:48 PM > To: How to use LiveCode > Subject: Re: Forcing string comparisons, or When is "0" not 0? > > On 2015-10-14 22:19, Devin Asay wrote: > > > Shouldn’t there be a way to force a string comparison? I know LC tries > > to be all helpful about casting numerals as numbers, but what if I > > want to know if it’s the exact string? > > > > I think you have come up with the best syntax right there. > > put 3 is "3" -- true > put 3 is "3.0" -- true > put 3 is 2.999999999999999 -- true > > put 3 is exactly "3" -- false > put 3 is exactly "3.0" -- false > put "3" is exactly "3" -- true > put 3 is exactly 3 -- true > put 3 is exactly 3.0 -- true > put 3 is exactly 2.999999999999999 -- false > _______________________________________________ > 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
