function output = exampleFunction(varargin)

    % Default values for optional variables
    var_1 = 1;
    var_2 = 2;
    var_4 = 10;   % Default value for var4
    var_5 = 20;   % Default value for var5
    var_6 = 30;   % Default value for var6
    var_7 = 40;   % Default value for var7
    var_8 = 50;   % Default value for var8
    var_9 = 60;   % Default value for var9
    var_10 = 70;  % Default value for var10
    
    % Parse optional input arguments
    if ~isempty(varargin)
        var_s = varargin{1};
        if isstruct(var_s)
            fields = fieldnames(var_s);
            for i = 1:numel(fields)
                eval([fields{i}, ' = ',  num2str( var_s.(fields{i}) ), ';']);
                fprintf("%s <-- %.2f \n",fields{i},var_s.(fields{i}))
            end
        else
            error('Optional variables should be passed as a struct.');
        end
    end

    output = var_4+var_10+var_9+var_8+var_1+var_2;


end