I have a matrice A 15*15 with random numbers , i wanna put zeros in arrays outside A(5:8,5:8) ,how can i do this?

I have a matrice A 15*15 with random numbers , i wanna put zeros in arrays outside A(5:8,5:8) ,how can i do this?

Answer 1

[Star Strider]

One way:

A = rand(15);
B = zeros(15);
B(5:8, 5:8) = A(5:8, 5:8);
A = B;

[Image Analyst]

Looks like it does the job. Akshit might want to Accept it to give you Reputation points, and might also accept some/most of his other questions also.