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std::negate

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< cpp‎ | utility‎ | functional
 
 
Utilidades de la biblioteca
Escriba apoyo (basic types, RTTI, type traits)
Gestión de memoria dinámica
Gestión de errores
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Funciones variadic
Fecha y hora
Objetos Function
(C++11)
Operadores relacionales
Original:
Relational operators
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Pares y tuplas
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Pairs and tuples
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(C++11)
Cambiar, hacia adelante y mover
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Swap, forward and move
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(C++11)
(C++11)
(C++11)
 
Objetos Function


Envoltorios de función
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Function wrappers
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(C++11)
(C++11)
Enlazar
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Bind
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(C++11)
Envolturas de referencia
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Reference wrappers
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(C++11)(C++11)
Envoltorios Operador
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Operator wrappers
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Negadores
Original:
Negators
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Desaprobado aglutinantes y adaptadores
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Deprecated binders and adaptors
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(obsoleto)
(obsoleto)
(obsoleto)
(obsoleto)
(obsoleto)(obsoleto)(obsoleto)(obsoleto)
(obsoleto)
(obsoleto)(obsoleto)
(obsoleto)(obsoleto)
 
Definido en la cabecera <functional>
template< class T >
struct negate;
Función objeto de realizar la negación. Efectivamente llama operator- en una instancia de tipo T .
Original:
Function object for performing negation. Effectively calls operator- on an instance of type T.
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Contenido

[editar] Tipos de miembros

Tipo
Original:
Type
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Definition
result_type T
argument_type T

[editar] Las funciones miembro

operator()
devuelve la negación del argumento
Original:
returns the negation of the argument
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(función miembro público)

std :: negar ::
Original:
std::negate::
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operator()

T operator()( const T& arg ) const;

Returns the negation of arg.

Parameters

arg -
para calcular el valor de negación
Original:
value to compute negation of
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Return value

The result of -arg.

Exceptions

(none)

Possible implementation

T operator()(const T &arg) const 
{
    return -arg;
}