select the first row in the matrix

I have a matrix named A and I want to get a new matrix B by pulling the first row of it.

Sample:

A:

[1,2,3;...

4,5,8;...

3.9.5];

B-matrix:

[1,2,3]

How can I do that?

Answer 1

[KSSV]

A(1,:)

Go through the basics here: https://www.mathworks.com/learn/tutorials/matlab-onramp.html

[Yonca DOGU]

I want matrix A to stay constant as I will use it in other steps, print the first row in matrix A on matrix B pls

[KSSV]

B = A(1,:)