From: Leo Liu <sdl.web@gmail.com>
To: 13617@debbugs.gnu.org
Subject: bug#13617: 24.2.92; [PATCH] Add strip-string
Date: Sun, 03 Feb 2013 15:35:58 +0800 [thread overview]
Message-ID: <m2r4kx97dt.fsf@gmail.com> (raw)
Hello Stefan,
Any objection to adding a general utility function strip-string?
Thanks,
Leo.
diff --git a/lisp/subr.el b/lisp/subr.el
index 72b629d6..afa0b753 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -3683,6 +3683,19 @@ (defun subst-char-in-string (fromchar tochar string &optional inplace)
(aset newstr i tochar)))
newstr))
+(defun strip-string (string &optional leading-chars trailing-chars)
+ "Strip STRING of LEADING-CHARS and TRAILING-CHARS.
+LEADING-CHARS and TRAILING-CHARS defaults to \" \f\t\n\r\v\"."
+ (let ((lchars (if (equal leading-chars "")
+ ""
+ (concat "[" (or leading-chars " \f\t\n\r\v") "]*")))
+ (rchars (if (equal trailing-chars "")
+ ""
+ (concat "[" (or trailing-chars " \f\t\n\r\v") "]*"))))
+ (string-match (concat "\\`" lchars "\\(\\(?:.\\|\n\\)*?\\)" rchars "\\'")
+ string)
+ (match-string 1 string)))
+
(defun replace-regexp-in-string (regexp rep string &optional
fixedcase literal subexp start)
"Replace all matches for REGEXP with REP in STRING.
next reply other threads:[~2013-02-03 7:35 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-03 7:35 Leo Liu [this message]
2013-02-03 8:23 ` bug#13617: 24.2.92; [PATCH] Add strip-string Andreas Schwab
2013-02-03 8:50 ` Leo Liu
2013-02-03 8:56 ` Andreas Schwab
2013-02-03 9:40 ` Leo Liu
2013-03-25 3:42 ` Leo Liu
2013-03-25 7:48 ` Andreas Röhler
2016-02-24 5:51 ` Lars Ingebrigtsen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=m2r4kx97dt.fsf@gmail.com \
--to=sdl.web@gmail.com \
--cc=13617@debbugs.gnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/emacs.git
https://git.savannah.gnu.org/cgit/emacs/org-mode.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.