Namensräume
Varianten
Aktionen

std::negate

Aus cppreference.com
< cpp‎ | utility‎ | functional

 
 
 
Function-Objekte
Funktionswrapper
function(C++11)
mem_fn(C++11)
bad_function_call(C++11)
Bindung
bind(C++11)
is_bind_expression(C++11)
is_placeholder(C++11)
_1, _2, _3, ...(C++11)
Referenzwrapper
reference_wrapper(C++11)
ref
cref
(C++11)
(C++11)
Operatorwrapper
Verneinung
Veraltete Binder und Adapter
unary_function(veraltet)
binary_function(veraltet)
ptr_fun(veraltet)
pointer_to_unary_function(veraltet)
pointer_to_binary_function(veraltet)
mem_fun(veraltet)
mem_fun_t
mem_fun1_t
const_mem_fun_t
const_mem_fun1_t
(veraltet)
(veraltet)
(veraltet)
(veraltet)
mem_fun_ref(veraltet)
mem_fun_ref_t
mem_fun1_ref_t
const_mem_fun_ref_t
const_mem_fun1_ref_t
(veraltet)
(veraltet)
(veraltet)
(veraltet)
binder1st
binder2nd
(veraltet)
(veraltet)
bind1st
bind2nd
(veraltet)
(veraltet)
 
Defined in header <functional>
template< class T >
struct negate;
Function-Objekt für die Durchführung Negation. Effektiv nennt operator- auf eine Instanz des Typs T .
Original:
Function object for performing negation. Effectively calls operator- on an instance of type T.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Inhaltsverzeichnis

[Bearbeiten] Mitglied Typen

Type
Original:
Type
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Definition
result_type T
argument_type T

[Bearbeiten] Member-Funktionen

operator()
liefert die Negation des Arguments
Original:
returns the negation of the argument
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(öffentliche Elementfunktion)

std :: negieren. ::
Original:
std::negate::
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
operator()

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

Returns the negation of arg.

Parameters

arg -
Wert Negation zu berechnen
Original:
value to compute negation of
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Return value

The result of -arg.

Exceptions

(none)

Possible implementation

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