Extracting a Column from a Matrix

what i have is a A, where size (A)=(i,12) where i changes as the input changes i want to extract from A a Certain column up to a certain row how i can do this ? Thx in Advance

Answer 1

[Shashank Prasanna]

Example:

A = rand(200,12) % 200 rows and 12 columns

n = 50; % upto 50 rows
m = 5; % the column you want to extract, in this case the 5th

B = A(1:n,m);

You should find all these basics in the getting started guide, I urge you to go through them as it will save you a lot of time:

http://www.mathworks.com/help/matlab/learn_matlab/array-indexing.html

[Ahmed]

Thx :)