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 2015. The current version is 1.91.0.

handler_type

handler_type

Default handler type traits provided for all handlers.

template<
    typename Handler,
    typename Signature>
struct handler_type

Types

Name	Description
type	The handler type for the specific signature.

The handler_type traits class is used for determining the concrete handler type to be used for an asynchronous operation. It allows the handler type to be determined at the point where the specific completion handler signature is known.

This template may be specialised for user-defined handler types.

Requirements

Header: boost/asio/handler_type.hpp

Convenience header: boost/asio.hpp