diff options
Diffstat (limited to 'lisp/emacs-lisp')
| -rw-r--r-- | lisp/emacs-lisp/rx.el | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/lisp/emacs-lisp/rx.el b/lisp/emacs-lisp/rx.el index 302ee23db6a..30bb129e8f2 100644 --- a/lisp/emacs-lisp/rx.el +++ b/lisp/emacs-lisp/rx.el @@ -976,12 +976,14 @@ CHAR matches whitespace and graphic characters. `alphanumeric', `alnum' - matches alphabetic characters and digits. (For multibyte characters, - it matches according to Unicode character properties.) + matches alphabetic characters and digits. For multibyte characters, + it matches characters whose Unicode `general-category' property + indicates they are alphabetic or decimal number characters. `letter', `alphabetic', `alpha' - matches alphabetic characters. (For multibyte characters, - it matches according to Unicode character properties.) + matches alphabetic characters. For multibyte characters, + it matches characters whose Unicode `general-category' property + indicates they are alphabetic characters. `ascii' matches ASCII (unibyte) characters. @@ -990,10 +992,14 @@ CHAR matches non-ASCII (multibyte) characters. `lower', `lower-case' - matches anything lower-case. + matches anything lower-case, as determined by the current case + table. If `case-fold-search' is non-nil, this also matches any + upper-case letter. `upper', `upper-case' - matches anything upper-case. + matches anything upper-case, as determined by the current case + table. If `case-fold-search' is non-nil, this also matches any + lower-case letter. `punctuation', `punct' matches punctuation. (But at present, for multibyte characters, |