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Concept PolymorphicFunctionObject
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Concept PolymorphicFunctionObject

PolymorphicFunctionObject

Description

A type that can be called and that follows the TR1 ResultOf protocol for return type calculation.

Associated types

  • result_type

    result_of<Fn(A0,...An)>::type

    The result of calling the Polymorphic Function Object.

Notation

Fn
A type playing the role of polymorphic-function-object-type in the PolymorphicFunctionObject concept.
fn
Object of type Fn
a0,...an
Object of type A0,...An

Valid expressions

Name Expression Type Semantics

Function Call

fn(a0,...an)

result_type

Calls the function object.

Models

  • std::plus<int>
Copyright © 2008 Eric Niebler

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)

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