bug#9653: 24.0.50; `ucs-names' - Why all of the ("" . XXX) entries?

[Andreas Schwab]

Kenichi Handa <handa@m17n.org> writes:

> It returns "" in such a case in Emacs 24.  Emacs 23 returned
> nil but that behavior was fixed because Unicode Standard
> Annex #44 (Unicode Character Database) says as below:
>
> 4.2.8 Default Values
> [...]
>     * For miscellaneous properties which take strings as
>       values, such as the Unicode Name property, the default
>       value is a null string.
>                ^^^^^^^^^^^^^

That doesn't preclude interpreting them as nil.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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