std::hive<T,Allocator>::size
From cppreference.com
size_type size() const noexcept;
|
(since C++26) | |
Returns the number of elements in the container, i.e., std::distance(begin(), end()).
Contents
Return value
The number of elements in the container.
Complexity
Constant.
Example
Run this code
#include <cassert>
#include <hive>
int main()
{
std::hive<int> bees;
assert(bees.size() == 0);
bees = {1, 2, 3, 4};
assert(bees.size() == 4);
}
See also
| checks whether the container is empty (public member function) | |
| returns the maximum possible number of elements (public member function) | |
(C++17)(C++20) |
returns the size of a container or array (function template) |