Re: Iinteractive function allowing multiple inputs

[Stefan Monnier via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org>]

> (defun my-multi-input-function (input1 input2 input3)
>   "An example function that takes three inputs and displays them."
>   (interactive
>    (list
>     (read-string "Enter the first input: ")
>     (read-string "Enter the second input: ")
>     (read-string "Enter the third input: ")))
>   (message "You entered: %s, %s, %s" input1 input2 input3))
[...]
> Me personally, I don't like that style, I like using `let' and reading
> what I need to read within function, while leaving (interactive) as it
> is.

The difference between the two is that the above code provides both
a command and a function, whereas if you move the `read-string`s outside
of the `interactive` form, then it can't really be used as a function
any more.

Whether it matters or not depends on the specifics.


        Stefan