symmetricDifference

symmetricDifference(X, Y) or X^Y

X and Y are sets.

Return the union of two sets minus the intersection of the two sets.

x=set([5,3,4])
y=set(8 9 4 6);

y^x;
// output
set(5,8,3,9,6)

x^y;
// output
set(8,5,3,6,9)