std::extents<IndexType,Extents...>::rank
From cppreference.com
static constexpr rank_type rank() const noexcept;
|
(since C++23) | |
Returns the number of dimensions in extents.
Parameters
(none)
Return value
The number of dimensions.
Example
Run this code
#include <iostream>
#include <mdspan>
int main()
{
std::extents<int, 1, 2> e1;
std::extents<int, 3, 4, std::dynamic_extent> e2(5);
std::cout << e1.rank() << ", " << e2.rank() << '\n';
}
Output:
2, 3
See also
[static] |
returns the dynamic rank of an extents (public static member function) |
(C++11) |
obtains the number of dimensions of an array type (class template) |
