}
// bitwsie exclusive-or operator, toggles the value of all bits
// that are set in bits and leaves all others unchanged
wxBitset &operator ^=(const wxBitset &rhs) // difference
{
}
// bitwsie exclusive-or operator, toggles the value of all bits
// that are set in bits and leaves all others unchanged
wxBitset &operator ^=(const wxBitset &rhs) // difference
{