Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
This is an older version of Boost and was released in 2018. The current version is 1.89.0.
Determine
if an execution_context
contains a specified service type.
template<
typename Service>
friend bool has_service(
execution_context & e);
This function is used to determine whether the execution_context
contains a service object corresponding to the given service type.
The execution_context
object that owns the service.
A boolean indicating whether the execution_context
contains the service.
Header: boost/asio/execution_context.hpp
Convenience header: boost/asio.hpp