From: Yung-Fong Tang (firstname.lastname@example.org)
Date: Thu Feb 27 2003 - 14:53:10 EST
Stefan Persson wrote:
> Kenneth Whistler wrote:
>> Unicode 3.0 defined non-shorted UTF-8 as *irregular* code value
>> sequences. There were two types:
>> a. 0xC0 0x80 for U+0000 (instead of 0x00)
>> b. 0xED 0xA0 0x80 0xED 0xB0 0x80 for U+10000 (instead of 0xF0 0x90
>> 0x80 0x80)
> Ah, but encoding NULL as a surrogate character and then encoding those
> two surrogates as three bytes, making totally 6 bytes a character,
> would also be technically possible (though not legal), right?
How ? Surrogate pairs can only be used to represent U+10000 - U+10FFFF .
It is IMPOSSIBLE to use Surrogate pair to represent any characters in
the range of U+0000 - U+FFFF, including U+0000 which is NULL.
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