MATLAB: Specify max limit to data from data file

Question

 end
D = load('data.txt');
x = D(:,1);
y = D(:,2);

I would like to specify data to be passed to a function to be limited to N indices.

Anyone have any suggestions?

Cheers!

Answer 1

x = D(1:N,1);
y = D(1:N,2);