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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:241753 Archived-At: > I don't like the idea of a global variable to alter regexp syntax. Why not? > I think that some sort of operator would be better. It need not be either-or. > It could be an escape sequence for "any character" or it could > be a kind of parenthetical grouping which alters the meaning of a > period inside it. +1 for the former (escape char). But having also a variable to control what plain `.' matches has an additional advantage of letting the same regexp (using `.') have two different behaviors. That's particularly helpful interactively, if you can hit a key to toggle the variable value (so toggle the behavior of `.').