Error while calling a function

I have written a function which is working fine

The function is

function [dtmf]=dtmfdial(x);

Now i have made m file and these are contents of m file

% This is DTMFmain
yy=dtmfdial;

and when i run this main file by this command

dtmfmain(dtmfdial([2 3]))

I get this error

??? Attempt to execute SCRIPT dtmfmain as a function: E:\Installed\Matlab 2011\Work\DTMF\dtmfmain.m

Plz help I just want to execute my function through a m file

Answer 1

[Fangjun Jiang]

Your dtmfmain.m is not a function. It's a M-script. You can't pass an input argument to a M-script.

See Functions and Scripts