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bug#37488: 27.0.50; Inconsistent naming of arg of `text-property-search-


From: Michael Heerdegen
Subject: bug#37488: 27.0.50; Inconsistent naming of arg of `text-property-search-forward' and `-backward'
Date: Wed, 25 Sep 2019 11:35:01 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Eli Zaretskii <eliz@gnu.org> writes:

>  . What is the reason for having VALUE an optional argument?  Is it a
>  frequent/useful operation to look for a VALUE of nil?

I also wondered about the optional args, semantics is a bit unusual:
note that PREDICATE -> nil means "not equal", so with VALUE -> nil this
actually searches for non-nil values of the text property, which is a
reasonable (and the expected) default behavior.  I needed to read it
twice.

Michael.





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