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Fri, 2 Jul 2021 09:14:16 +0000 Original-Received: by kubenode554.mail-prod1.omega.ir2.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 16276bb7039b5acd95448063dd043ae2; Fri, 02 Jul 2021 09:14:15 +0000 (UTC) In-Reply-To: <87zgv5dsoa.fsf@cock.li> (mrf's message of "Fri, 02 Jul 2021 11:20:19 +0300") X-Mailer: WebService/1.1.18469 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=77.238.177.81; envelope-from=mardani29@yahoo.es; helo=sonic305-19.consmr.mail.ir2.yahoo.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:131388 Archived-At: mrf writes: > Hi, > > When I work on long C macros I use > > M-x c-backslash-region > > // even makefile-backslash-region working in c-mode > > after writing it but sometimes I want to convert preprocessor function > to symbolic function so I can do recursion and to do that I remove > backslashes with C-x SPC (rectangle-mark-mode). > > what I'm asking for is quick command to remove this backslashes like the > comment and uncomment commands: > > M-x comment-region > > M-x uncomment-region Did you try C-u M-x c-backslash-region? The docstring says that, with an argument, the command will remove the backslashes.