Martin Frb via lazarus <lazarus@lists.lazarus-ide.org> schrieb am Fr., 3. Juli 2020, 17:02:
> On 03/07/2020 16:37, Michael Van Canneyt via lazarus wrote: > > > > > > On Fri, 3 Jul 2020, Martin Frb via lazarus wrote: > > > >> On 03/07/2020 16:21, Péter Gábor via lazarus wrote: > >>> Hi! > >>> > >>> I hope that you did not misread my words/sentences. > >>> Your example if perfect to illustrate the reason why I don't want > >>> international characters in the language itself (and identifiers). > >> Yes, that was my understanding. > >> > >> You gave reasons why it would be a bad idea. I added a reason, that I > >> think would make the idea even worse. > >> In other words, I supported the current a-z0-1_ set. > > > > I did a quick test in Delphi: > > > > > > [dcc32 Error] doti.dpr(9): E2003 Undeclared identifier: 'ß' > > > > So indeed, case-insensitivity is lost. Even in German. > > And that, despite the German ß is not locale dependent. It has exactly > one uppercase version. > Were as "i" has 2. (But not within any one locale) > > I would guess that if you copy and paste, and some of your umlauts/chars > are composed, some decomposed, that will likely not work either. > And for composed chars with more than one combining codepoint, if the > order of the combining codepoints does not matter, the problem will > likely be the same. > > Then there are full width codepoint for some chars. (They could be > argued to be ignored, but readability would be gone...) > https://en.wikipedia.org/wiki/Halfwidth_and_Fullwidth_Forms_(Unicode_block) > So "A" and "Ａ" should also be the same. > And full width digits should be allowed in numbers. > > I do wonder, if Delphi accepts any of the Utf8 spaces for separating > identifiers. > https://www.compart.com/en/unicode/category/Zs > and https://en.wikipedia.org/wiki/Word_divider > Especially the zero width space.... > > And the soft hyphen? Will it be ignored, so the same identifier in > different locations of the source can have it, or not have it? > https://en.wikipedia.org/wiki/Soft_hyphen It could very well be that Delphi (and other languages) follows the Unicode Standard Annex #31 which is about Unicode Identifiers in programming languages and also deals with case insensitive identifiers ( https://unicode.org/reports/tr31/ ). Regards, Sven
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