Cell元胞数组

Cluster_V2V=cell(1,3);

Cluster_V2V{1,1}=[3,5,6];

Cluster_V2V{1,2}=[2];

Cluster_V2V{1,3}=[];

Cluster_V2V =    

                 [1x3 double]               [2]                  [ ] 

k=[3];

size(Cluster_V2V,2)

for i=1:size(Cluster_V2V,2)

    if ismember( Cluster_V2V{1,i}, xuetong(1,1) )==0

        a=1

    else

    end

end

a =

    1