h = animatedline;
axis([0 2*pi -1.2 1.2])
grid on 

t=linspace(0,2*pi,1000);

for k = 1:length(t)
    y = sin(t(k));
    addpoints(h,t(k),y);
    drawnow    
end
%% 거꾸로~ 실행 
clearpoints(h)

for k = length(t):-1:1
    y = sin(t(k));
    addpoints(h,t(k),y);
    drawnow
end