diff options
Diffstat (limited to 'lisp/emacs-lisp/regexp-opt.el')
| -rw-r--r-- | lisp/emacs-lisp/regexp-opt.el | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lisp/emacs-lisp/regexp-opt.el b/lisp/emacs-lisp/regexp-opt.el index ab52003cdf7..c0921646d65 100644 --- a/lisp/emacs-lisp/regexp-opt.el +++ b/lisp/emacs-lisp/regexp-opt.el @@ -114,11 +114,11 @@ nil necessary to ensure that a postfix operator appended to it will apply to the whole expression. -The optional argument KEEP-ORDER, if nil or omitted, allows the -returned regexp to match the strings in any order. If non-nil, -the match is guaranteed to be performed in the order given, as if -the strings were made into a regexp by joining them with the -`\\|' operator. +The optional argument KEEP-ORDER, if non-nil, forces the match to +be performed in the order given, as if the strings were made into +a regexp by joining them with the `\\|' operator. If nil or +omitted, the returned regexp is will always match the longest +string possible. Up to reordering, the resulting regexp is equivalent to but usually more efficient than that of a simplified version: |