Standard C++ Library Class Reference

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ptr_fun

Function Adaptor

Summary

A function that is overloaded to adapt a pointer to a function to work where a function is called

for.

Contents

Synopsis●

Description●

Example●

Warning●

See Also●

Synopsis

#include <functional>

template<class Arg, class Result>

pointer_to_unary_function<Arg, Result>

ptr_fun (Result (*f)(Arg));

template<class Arg1, class Arg2, class Result>

pointer_to_binary_function<Arg1, Arg2, Result>

ptr_fun (Result (*x)(Arg1, Arg2));

Description

The pointer_to_unary_function and pointer_to_binary_function classes encapsulate pointers

to functions and provide an operator() so that the resulting object serves as a function object for