Plot line segments in matlab

Plot line segments in matlab

% the stupid way
plot([0, 1], [0, 2.1])
hold on
plot([0, 1], [0, 3.211])
plot([0, 1], [0, 4.51])
plot([0, 1], [0, 6.31])

% the vectorized, smart way
x = [0 0 0 0;
     1 1 1 1]
y = [0 0 0 0;
     2.1 3.1 4.1 5.1]
plot(x, y)
    

lines, vectorization