It operates on arrays, not sets.
/ Johan Sundström (a hugging punishment!)
Previous text:
2003-02-04 12:46: Subject: Xor
({1,2,3,4,1,2}) ^ ({1,2})
gives
({3,4,1,2})
I was expecting ({3,4}), I guess there is a good reason behind it but I can't figure it out :)
/ Peta, jo det är jag