#### any_io_executor::query

Inherited from execution::any_executor.

Obtain the value associated with the specified property.

    template<
        typename Property>
    Property::polymorphic_query_result_type query(
        Property ) const;

Do not call this function directly. It is intended for use with the `query` customisation point.

For example:

    execution::any_executor<execution::occupancy_t> ex = ...;
    size_t n = asio::query(ex, execution::occupancy);