Changing colors within a line a plot

I have the set of [x y] point, which I have to plot the line plot. I also have the weights of these pairs. I want to plot line plot with changing jet colors based on their weights. How can I do that?

Answer 1

[Walter Roberson]

That is not possible using a single primitive line object in MATLAB. You need to either create one line object for each colour or you need to use a patch or surface object with colored edges. You will find a few colored line contributions in the File Exchange