#### io_context::count_type

The type used to count the number of handlers executed by the context.

    typedef std::size_t count_type;

###### Requirements

Header: `asio/io_context.hpp`

Convenience header: `asio.hpp`

| Copyright © 2003-2020 Christopher M. Kohlhoff Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)