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require_result

A type trait that determines the result type of a require expression.

template<
    typename T,
    typename... Properties>
struct require_result
Types

Name

Description

type

The result of the require expression.

Class template require_result is a trait that determines the result type of the expression boost::asio::require(std::declval<T>(), std::declval<Properties>()...).

Requirements

Header: boost/asio/require.hpp

Convenience header: boost/asio.hpp


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