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# std::pointer_to_binary_function

From cppreference.com
< cpp‎ | utility‎ | functional

template< class Arg1, class Arg2, class Result > class pointer_to_binary_function : public std::binary_function<Arg1, Arg2, Result>; |  | (until C++17) (deprecated since C++11)

`std::pointer_to_binary_function` is a function object that acts as a wrapper around a binary function.

### [edit] Member functions

(constructor) | constructs a new `pointer_to_binary_function` object with the supplied function (public member function)
operator() | calls the stored function (public member function)

## std::pointer_to_binary_function::pointer_to_binary_function

explicit pointer_to_binary_function( Result (*f)(Arg1,Arg2) ); |  |

Constructs a `pointer_to_binary_function` function object with the stored function `f`.

### Parameters

f | - | pointer to a function to store

## std::pointer_to_binary_function::operator()

Result operator()( Arg1 x1, Arg2 x2 ) const; |  |

Calls the stored function.

### Parameters

x1, x2 | - | arguments to pass to the function

### Return value

The value returned by the called function.

### [edit] See also

pointer_to_unary_function (until C++17) | adaptor-compatible wrapper for a pointer to unary function (class template) [edit]
ptr_fun (until C++17) | creates an adaptor-compatible function object wrapper from a pointer to function (function template) [edit]

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