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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.help
Subject: Re: Replacement for string-as-unibyte-function
Date: Tue, 02 Feb 2021 05:30:16 +0200
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In-Reply-To: <20210201154322.16f6955e@gauss> (message from Joe Riel on Mon, 1
 Feb 2021 15:43:22 -0800)
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> Date: Mon, 1 Feb 2021 15:43:22 -0800
> From: Joe Riel <jriel@maplesoft.com>
> CC: <help-gnu-emacs@gnu.org>
> 
> > Also, make sure the above is run before the filter function is called
> > the first time.
> 
> Ah, that's the trick.  Thanks.  When I do that it works fine with both 
> unicode and ascii source.  How does the function (or its usage)
> change?  

I'm sorry, I didn't understand the question.  Can you explain what you
are asking?