std::bitset::flip

From cppreference.com
bitset<N>& flip();
(1)
bitset<N>& flip( size_t pos );
(2)

Flips bits, i.e. changes true values to false and false values to true. Equivalent to a logical NOT operation on part or all of the bitset.

1) Flips all bits (equivalent to operator~())

2) Flips the bit at the position pos.

Contents

[edit] Parameters

pos - the position of the bit to flip

[edit] Return value

*this

[edit] Exceptions

1)
noexcept specification:  
noexcept
  (since C++11)

2) throws std::out_of_range if pos does not correspond to a valid position within the bitset.

[edit] Example

[edit] See also

sets bits to true or given value
(public member function)
sets bits to false
(public member function)
performs binary AND, OR, XOR and NOT
(public member function)