constexpr size_type size() const noexcept; | (since C++23) |
Returns the number of elements in mdspan
.
Equivalent to extents().fwd-prod-of-extents(rank())
.
If the size of the multidimensional index space extents()
is not representable as a value of type size_type
, the behavior of the program is undefined.
(none).
The number of elements.
© cppreference.com
Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.
https://en.cppreference.com/w/cpp/container/mdspan/size