MATLAB: Swap the values in matrix

Question

Hello,

I have a matrix

[2 3 4 5 6 7]

a=2

b=3

i want to swap two values

ans is

[3 2 4 5 6 7]

Answer 1

InMtx=[2 3 4 5 6 3 3 4 2];
a=2;
b=3;
Twos=InMtx==a;
Threes=InMtx==b;
InMtx(Twos)=b;
InMtx(Threes)=a;