For example f(x,y,z) or f(x,y), z is optional. If I list three variables then system uses f(x,y,z), if only 2 variables uses f(x,y).
I know how to use it by nargin function, is there better way to do so?
No products are associated with this question.
When you say you know how to do it by nargin, does that mean you are also familiar with varargin? That sounds like what you want.
>> doc varargin
There is an example on this page: