--TEST-- BitSet BitSet::xorOp() - Test that logical XOR operations actually work --SKIPIF-- --FILE-- set(2); $b->set(6); $c->set(2); $b->xorOp($c); var_dump($b->__toString()); ?> --EXPECT-- string(64) "0000001000000000000000000000000000000000000000000000000000000000"