Well, as a "poor man's substitute". A quoted expression is still an expression, and a macro can't expand to nothing, it will always expand to at least an empty list. I would still prefer a robust solution, even if it takes longer. -- Yours sincerely, Vladimir Nikishkin (Sent with Google mail mobile.) Jean Louis 于 2020年11月11日周三 21:57写道: > * Vladimir Nikishkin [2020-11-11 11:19]: > > Just to clarify, > > > > I am not asking that exactly the syntax of srfi-62 as it is be added. > > (Although Emacs Lisp already uses #'symbol as a reader-syntax switch, > > so I suspect that it is possible) > > I am asking for _some_ syntax to comment out valid sexps, whichever > > fits Emacs Lisp most. > > Would this work? > > '( > > ) > > Or there could be some macro to comment out anything: > > (do-not-process > > Put anything you wish here. > > ) > >