std::inplace_vector<T,N>::empty - cppreference.com

From cppreference.com

constexpr bool empty() const noexcept;

(since C++26)

Checks if the container has no elements, i.e. whether begin() == end().

Return value

true if the container is empty, false otherwise.

Complexity

Constant.

Example

#include <cassert>
#include <inplace_vector>

int main()
{
    std::inplace_vector<char, 8> v;
    assert(v.empty());

    v.push_back('_');
    assert(not v.empty());
}

See also

returns the number of elements
(public member function) [edit]
checks whether the container is empty
(function template) [edit]