... <barmar@alum.mit.edu> writes: Yes, the function returns a value. But your command never displays the value anywhere, and M-x doesn't automatically display the return value of functions. Use (print (+ jabba wabba)) and it will be displayed in the echo area. That was it! Thank-you very much! -- Edward Dodge __o _`\(,_ (_)/ (_) --- ---

... an error by rewriting it: (defun ekd-average (jabba wabba) "Adds two numbers and returns the difference between" (interactive "nFirstvar: \nnSecondvar: ") (eval ( + jabba wabba))) You don't need eval. Now the ...automatically display the return value of functions. Use (print (+ jabba wabba)) and it will be displayed in the echo area....

...And I have managed to keep the function from causing an error by rewriting it: (defun ekd-average (jabba wabba) "Adds two numbers and returns the difference between" (interactive "nFirstvar: \nnSecondvar: ") (eval ( + jabba wabba))) Now the only problem is this: it returns no answer when I run it. I thought lisp ...

... I try to run this simple, straight-forward code? (defun ekd-average (jabba wabba) "Adds two numbers and returns the sum." (interactive "nFirstvar: \nn Secondvar: \nr") ( + jabba wabba)) Because the arguments would need to be (jabba wabba region-start region-end) You are aware what the final "r" in your interactive spec means?...

... of arguments" every time I try to run this simple, straight-forward code? (defun ekd-average (jabba wabba) "Adds two numbers and returns the sum." (interactive "nFirstvar: \nn Secondvar: \nr") ( + jabba wabba)) The trailing "r" in the interactive string means to give the region as argument to the function, in the...

... arguments" every time I try to run this simple, straight-forward code? (defun ekd-average (jabba wabba) "Adds two numbers and returns the sum." (interactive "nFirstvar: \nn Secondvar: \nr") ( + jabba wabba)) As a fellow beginner I would say its because you havent properly specified your second argument ...

... of arguments" every time I try to run this simple, straight-forward code? (defun ekd-average (jabba wabba) "Adds two numbers and returns the sum." (interactive "nFirstvar: \nn Secondvar: \nr") ( + jabba wabba)) As a fellow beginner I would say its because you havent properly specified your second argument string in ...

Please, Why do I get "wrong number of arguments" every time I try to run this simple, straight-forward code? (defun ekd-average (jabba wabba) "Adds two numbers and returns the sum." (interactive "nFirstvar: \nn Secondvar: \nr") ( + jabba wabba)) -- Edward Dodge __o _`\(,_ (_)/ (_) --- ---