MATLAB: Change position values between two vectors

Question

Dear all; I have two vectors as seen below , and I want change position between them depend on vector b. The results should be: a=[73 312 135 192 0 122]; b=[2 1 5 4 6 3];

result=[ 312 73 0 192 122 135];

I tried result(b) = a; % and not work.

please help and Thanks in advance.

Answer 1

This works:

a=[73 312 135 192 0 122]; 
b=[2 1 5 4 6 3];
Result = a(b)