RE: Surrogate pairs and UTF-8

From: Peter Constable (
Date: Mon Jun 26 2006 - 10:31:49 CDT

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    > From: Otto Stolz []

    > > UTF-16 Surrogate Pairs are basically doing the same
    > > thing that multi-byte sequences in UTF-8 do
    > ...
    > > They mainly differ only in details.
    > One essential detail being that UTF-16 surrogates are excluded
    > from the valid Unicode codepoints, while UTF-8 "surrogates"
    > have binary values that are also valid Unicode codepoints.

    I almost added that but held back because it seemed to me that that's
    not really a difference in these encoding forms but rather is just a
    fact about the coded character set. But then, IIRC UTF-16 is not able to
    represent code points U+D800..U+DFFF while UTF-8 is.

    Peter Constable

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