std::bitset<N>::size (3) - Linux Manuals
std::bitset<N>::size: std::bitset<N>::size
NAME
std::bitset<N>::size - std::bitset<N>::size
Synopsis
std::size_t size() const; (until C++11)
constexpr std::size_t size() const noexcept; (since C++11)
Returns the number of bits that the bitset can hold.
Parameters
(none)
Return value
number of bits that the bitset can hold, i.e. the template parameter N
See also
count (public member function)