i want to get a combination from a table of cell by fonction (combntns), but i dosen't work ,anyone can help me ,thank you

C={'2222222','33333333','444444444'} i want to get like this:'2222222' '3333333333' '2222222' '4444444444' '3333333' '4444444444'

Answer 1

[Guillaume]

Is this what you want ?

C={'2222222','33333333','444444444'};
nchoosek(C, 2)

[pengcheng]

yes,that is what i want,thank you very much

Answer 2

[Thorsten]

pairs = nchoosek(1:3,2)';
{C{pairs(:)}