std::extents<IndexType,Extents...>::dynamic-index-inv

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< cpp‎ | container‎ | mdspan‎ | extents
private :
static constexpr auto /*dynamic-index-inv*/ ( rank_type i ) noexcept ;
(since C++23)
(exposition only*)

Returns the number r such that in range [ 0 r + 1 ) there are exactly [ 0 i + 1 ) dynamic extents. If i <= rank_dynamic() is false

Parameters

i - the index

Return value

The minimum value of r such that dynamic-index (r + 1) == i + 1 is true

See also