classdef subClass < superClass
    properties (Access = public)
        arg1 = 1
    end

    methods
        function obj = subClass(arg1)
            obj@superClass(arg1);
        end
    end
end
classdef superClass
    properties (Access = protected)
        arg2
    end

    methods
        function obj = superClass(local_arg1)
            switch local_arg1
                case 1
                    obj = functionA();
                otherwise
                    obj = functionB();
            end
        end
    end
end
function obj = functionA(obj)
    obj.arg2 = 1;
end
function obj = functionB(obj)
    obj.arg2 = 2;
end