Variable: help-uni-confusables-regexp
help-uni-confusables-regexp is a variable defined in help.el.gz.
Value
"[‘’‛“”‟〞"']"
Documentation
Regexp matching any character listed in help-uni-confusables.
Source Code
;; Defined in /usr/src/emacs/lisp/help.el.gz
(defconst help-uni-confusables-regexp
(concat "[" (mapcar #'car help-uni-confusables) "]")
"Regexp matching any character listed in `help-uni-confusables'.")