Cacher is the code snippet organizer for pro developers

%http://cn.mathworks.com/help/matlab/ref/matlab.mixin.copyable-class.html
%https://cn.mathworks.com/matlabcentral/answers/41674-deep-copy-of-handle-object

classdef tempobj < handle
    properties
       data 
    end
    
    methods
        function this = tempobj(v)
            this.data = v;
        end
            
        function c = plus(a,b)
            c = tempobj(a.data + b.data);
            a.data = 4;
        end
    end
    
    methods (Static)
        function demo()
            a = tempobj(1);
            b = tempobj(2);
            c = a+b;
            a,b,c % 4 2 3
        end
    end
end