samplelib2(varargin)

function varargout = samplelib2(varargin)
% sample library function

% --------------------------------------------------------------------
% Primary function of the library
% --------------------------------------------------------------------

dir


% --------------------------------------------------------------------
% Library subfunctions
% --------------------------------------------------------------------

function f1
    % test1  
    disp('first test')
% --------------------------------------------------------------------
    
function o=echo3(i)  
    % it will echo the double of the input string
    if ischar(i)
        o=strcat(i,i,i);
    end

% --------------------------------------------------------------------
function f2
    % something  
    disp('something')
    
% --------------------------------------------------------------------
function f3
    % something  
    disp('something')

% --------------------------------------------------------------------
function f4
    % something  
    disp('something')

% --------------------------------------------------------------------
function f5
    % something  
    disp('something')
    

% --------------------------------------------------------------------
function f6
    % something  
    disp('something')