MEMBERSHIP counts membership of elements of one array in another.

C = MEMBERSHIP(A,B) for the array A returns an array of the same size as A containing the number of instances of the elements of A in the array B. A and B can be character arrays or cell arrays of strings.

Examples:
membership(1:6,pascal(3)) returns [5 1 2 0 0 1]
membership('MASK','MISSISSIPI') retruns [1 0 4 0]
membership({'john','gul';'sim','ku'},{'sim','gul','kid','gul'}) returns
[0 2;1 0]

See also FREQTABLE, ISMEMBER