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; Improve documentation of 'char-script-table'

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* doc/lispref/nonascii.texi (Character Properties): Improve
indexing and document how to produce the list of all scripts.
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Eli Zaretskii 2025-12-04 13:09:05 +02:00
parent 3e489ed804
commit fae83f1eb8
1 changed files with 14 additions and 5 deletions
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19
doc/lispref/nonascii.texi
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@ -733,16 +733,25 @@ specifies, for each character, its Unicode @code{General_Category}
property as a symbol.
@end defvar
@defvar char-script-table
@cindex script symbols
@cindex list of scripts
@defvar char-script-table
The value of this variable is a char-table that specifies, for each
character, a symbol whose name is the script to which the character
belongs, according to the Unicode Standard classification of the
Unicode code space into script-specific blocks. This char-table has a
single extra slot whose value is the list of all script symbols. Note
that Emacs's classification of characters into scripts is not a 1-for-1
reflection of the Unicode standard, for example there is no @samp{symbol}
script in Unicode.
single extra slot whose value is the list of all script symbols, so you
can evaluate
@lisp
(char-table-extra-slot char-script-table 0)
@end lisp
@noindent
to obtain the list of all the scripts known to Emacs. Note that Emacs's
classification of characters into scripts is not a 1-for-1 reflection of
the Unicode standard, for example there is no @samp{symbol} script in
Unicode.
@end defvar
@defvar char-width-table