How do I save animated line graph in GIF figure format

I want to save the out put figure into GIF figure format kindly help

h = animatedline;
h1=animatedline('Color','r','Marker','o');
h2=animatedline('Color','g','Marker','o');
axis([0,2,-1,3])

x = linspace(0,2,100);
y = x.^2-1;
x1=0:0.001:1.0;
x2=2:-0.001:1.0;
x3=-1:0.001:0;
y1= x1.^2-1;
y2=x2.^2-1;
grid on
for k = 1:length(x)  
    addpoints(h,x(k),y(k));
    drawnow
    hold on
end
for k = 1:length(x1)  
    addpoints(h1,x1(k),y1(k));
    drawnow
    hold on
end
for k = 1:length(x2)  
    addpoints(h2,x2(k),y2(k));
    drawnow
    hold on
end

[KSSV]

Refer this: https://www.mathworks.com/matlabcentral/answers/94495-how-can-i-create-animated-gif-images-in-matlab

[srinivas REDDY]

thanks for reply,

i am unable get, could please elabarate in this file