Is there MATLAB function allow the colorbar to (white -> black) on the unform coloriation from multi-plots?

Is there MATLAB function allow the colorbar to (white -> black) on the unform coloriation from multi-plots if I use basic MATLAB version?

Answer 1

[Image Analyst]

I'm not sure what you mean, but maybe it's this:

colormap(gray(256));
colorbar;

[ManKit Tse]

Yes, you got half right. If I want to reverse the colormap, white means low value and black means high value. How can I make this change. Anwyay, thank you for you image analyst.

[Image Analyst]

colormap(flipud(gray(256)));