How can I remove duplicate values from cell array?

I have this problem

S={ 1 2, 2 3 }

how delete duplicate value:

S becomes {1 2 3 }

Answer 1

[Nicolas B.]

Does the function unique() solve your problem?

So in your case, because you have a cell array:

S = {1 2 2 3};

S = num2cell(unique(cell2mat(S)));