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Re: Counting bracketing marks


From: fatiparty
Subject: Re: Counting bracketing marks
Date: Thu, 17 Mar 2022 01:31:14 +0100 (CET)

Mar 16, 2022, 19:48 by help-gnu-emacs@gnu.org:

> I want to count the number of opening and closing marks `(` and `)` .
>
> (defun bracketing-count (region-start region-end)
>   "Count opening and closing bracketing marks."
>   (interactive "r")
>
>   (save-excursion
>     (let ( count (count-matches "\(" (point) region-end) )
>       (message "%d" count) )))
>
But this is giving me 

save-excursion: let' bindings can have only one value-form:    count-matches, 
"(", (point), region-end user-error: Minibuffer    window is not active`. 







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