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在 2011-6-29 上午11:28,"Tom N Harris" <telliamed@whoopdedo.org>写道:
>
> On 06/28/2011 04:24 PM, Lorenzo Donati wrote:
>>
>> Unicode escape sequences are platform independent. They are useful for
>> the same reasons why ASCII codes are useful, at least for people working
>> with Unicode.
>>
>
> Technically, Lua doesn't even require ASCII, as the recent adventures with lctype.c have shown. Unicode is platform specific because not all platforms use the same encoding (UTF-8 vs UTF-16). And when Unicode isn't being used at all this will just be dead-weight in the parser.
>
> How about supporting escape sequences greater than 255 when sizeof(char)>1 ?
>
> --
> - tom
> telliamed@whoopdedo.org
>
As ISO C Standard specified, the size of char is always 1.