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envelope-from=Leo.Butler@umanitoba.ca; helo=CAN01-QB1-obe.outbound.protection.outlook.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 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:136451 Archived-At: goncholden writes: > ------- Original Message ------- > On Thursday, March 10th, 2022 at 3:51 PM, Robert Pluim = wrote: >> > > > > > On Thu, 10 Mar 2022 15:39:03 +0100, Emanuel Berg via Users >> > list for the GNU Emacs text editor help-gnu-emacs@gnu.org said: >> >> Emanuel> angelomolina--- via Users list for the GNU Emacs text editor wr= ote: >> >> >> How can I make a regex string if I want to search for (. >> >> Emanuel> Uhm ... how much is a 50=C2=A2 stamp? Sarcasm is generally counter-productive. > > Have come up with the following function. Would this be enough to count = the number > oy opening parantheses in a region ? > > (defun bracketing-count (region-start region-end) > "Counts opening and closing bracketing marks. > Interactive functions enable them to be called using `M-x`" > (interactive "r") ; gets region start and end > > (message "Counting bracketing marks ...") > (save-excursion > (let (count) > (setq count 0) > (goto-char region-start) > > (while (and (< (point) region-end) > (search-forward "\(" region-end t)) > (setq count (1+ count))) )))) In addition to other points made, your function doesn't deal with corner cases, such as \([(]+\) Should the count be 1 or 2? Leo