size()

template<typename _Tp, typename _Alloc = std::allocator<_Tp>>

size_type std::list< _Tp, _Alloc >::size ( ) const

inlinenodiscardnoexcept

Returns the number of elements in the list.

Definition at line 1586 of file stl_list.h.

      {
#if _GLIBCXX_USE_CXX11_ABI
      return this->_M_get_size(); // return the stored size
#else
      return std::distance(begin(), end()); // count the number of nodes
#endif
      }

Referenced by _M_resize_pos(), std::operator<=>(), remove(), remove_if(), unique(), and unique().

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