Skipping part of an index in a for-loop

I have a set of data and a for-loop, for instance:

 d(1) = 1;
 d(2) = 2;
 d(3) = 3;

for j= [1 3];
 g = d(3)./(d + d(3));
end;

I would like the for-loop to skip one of the numbers in the index (for instance, 2). How can I go about coding this up?

Answer 1

[dpb]

nDont=2;
for j...
  if j==nDont, continue, end
  ...

doc continue % for details