diff options
| -rw-r--r-- | lisp/emacs-lisp/regexp-opt.el | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/lisp/emacs-lisp/regexp-opt.el b/lisp/emacs-lisp/regexp-opt.el index f8b733041e..589f1b70ac 100644 --- a/lisp/emacs-lisp/regexp-opt.el +++ b/lisp/emacs-lisp/regexp-opt.el @@ -4,7 +4,6 @@ ;; Author: Simon Marshall <[email protected]> ;; Keywords: strings, regexps -;; Version: 1.05.01 ;; This file is part of GNU Emacs. @@ -84,9 +83,9 @@ ;;;###autoload (defun regexp-opt (strings &optional paren) "Return a regexp to match a string in STRINGS. -Each string should be unique in STRINGS and should not contain any regexps. -If optional PAREN non-nil, ensure that the returned regexp is enclosed by at -least one regexp grouping construct. +Each string should be unique in STRINGS and should not contain any regexps, +quoted or not. If optional PAREN is non-nil, ensure that the returned regexp +is enclosed by at least one regexp grouping construct. The returned regexp is typically more efficient than the equivalent regexp: (let ((open-paren (if PAREN \"\\\\(\" \"\")) (close-paren (if PAREN \"\\\\)\" \"\"))) |