how to draw multiple dots in between two vertical lines?

Hello I want to draw multiple dots in between two vertical lines? Will you please help me?

Answer 1

[Azzi Abdelmalek]

x1=[ 1 1 ]
y1=[-1 1 ]
x2=[  2 2]
y2=[ -1 1]
plot(x1,y1,x2,y2,'linewidth',4)
[ii,jj]=meshgrid(linspace(x1(1),x2(1),20),linspace(y1(1),y1(2),20))
hold on
scatter(ii(:),jj(:),'.')

[swati mane]

Thank you very much for your help how to draw multiple moving dots? will you please help me?