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Polymorphic Function Object

Description

A non-member-pointer Deferred Callable Object type.

Refinement of

Notation

F

A possibly const-qualified Polymorphic Function Object type

f

An object or reference to an object of type F

A1 ...AN

Argument types

a1 ...aN

Objects or references to objects with types A1 ...AN

T1 ...TN

Ti is Ai & if ai is an LValue, same as Ai, otherwise

Expression requirements

Expression

Return Type

Runtime Complexity

f(a1, ...aN)

result_of< F(T1, ...TN) >::type

Unspecified

Models
Examples
& a_free_function
& a_class::a_static_member_function
std::less<int>()
// using namespace boost;
bind(std::less<int>(), _1, 5)
// Note: Boost.Lambda expressions don't work with __boost_result_of__
fusion::make_fused_function_object(std::less<int>())

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