The execution::executor_index trait detects the type used by an executor to represent an index within a bulk operation.

template<
    typename T>
struct executor_index

Types

Class template executor_index is a type trait with a nested type alias type whose type is T::index_type if T::index_type is valid, otherwise executor_shape_t<T>.

Requirements

Header: boost/asio/execution/executor.hpp

Convenience header: boost/asio/execution.hpp