How to plot all but last two columns?

I have a data set where I would like to plot the first column through the 3rd to last column. The number of columns varies per dataset. How do I call this out?

c = b(:,end-2);

plot (a,c)

Answer 1

[Stephen23]

c = b(:,1:end-2);
plot(a,c)

https://www.mathworks.com/help/matlab/math/array-indexing.html

https://www.mathworks.com/help/matlab/getting-started-with-matlab.html