varargin
Specify that a function can take a variable number of arguments.
Syntax
function goo(a,varargin)
end
    Inputs
- varargin
 - Whatever can be assigned to a variable.
 
Example
function goo(a,varargin)
  disp(a)
  disp(varargin{1}) % it should print 2 here
  end
goo(1,2,3);
      1
2