Namespace
Varianti

std::equal_to

Da cppreference.com.
< cpp‎ | utility‎ | functional

 
 
Utilità libreria
Tipo di supporto (basic types, RTTI, type traits)
Gestione della memoria dinamica
La gestione degli errori
Programma di utilità
Funzioni variadic
Data e ora
Funzione oggetti
initializer_list(C++11)
bitset
hash(C++11)
Gli operatori relazionali
Original:
Relational operators
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
rel_ops::operator!=
rel_ops::operator>
rel_ops::operator<=
rel_ops::operator>=
Coppie e tuple
Original:
Pairs and tuples
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
pair
tuple(C++11)
piecewise_construct_t(C++11)
piecewise_construct(C++11)
Swap, in avanti e spostare
Original:
Swap, forward and move
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
swap
forward(C++11)
move(C++11)
move_if_noexcept(C++11)
declval(C++11)
 
Funzione oggetti
Funzione wrapper
Original:
Function wrappers
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
function(C++11)
mem_fn(C++11)
bad_function_call(C++11)
Associare
Original:
Bind
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
bind(C++11)
is_bind_expression(C++11)
is_placeholder(C++11)
_1, _2, _3, ...(C++11)
Wrapper di riferimento
Original:
Reference wrappers
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
reference_wrapper(C++11)
ref
cref
(C++11)
(C++11)
Operatore wrapper
Original:
Operator wrappers
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Negatori
Original:
Negators
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Sconsigliata a leganti e adattatori
Original:
Deprecated binders and adaptors
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
unary_function(deprecato)
binary_function(deprecato)
ptr_fun(deprecato)
pointer_to_unary_function(deprecato)
pointer_to_binary_function(deprecato)
mem_fun(deprecato)
mem_fun_t
mem_fun1_t
const_mem_fun_t
const_mem_fun1_t
(deprecato)
(deprecato)
(deprecato)
(deprecato)
mem_fun_ref(deprecato)
mem_fun_ref_t
mem_fun1_ref_t
const_mem_fun_ref_t
const_mem_fun1_ref_t
(deprecato)
(deprecato)
(deprecato)
(deprecato)
binder1st
binder2nd
(deprecato)
(deprecato)
bind1st
bind2nd
(deprecato)
(deprecato)
 
Defined in header <functional>
template< class T >
struct equal_to;
Funzionale oggetto per effettuare confronti. Implementa operator== su T tipo.
Original:
Function object for performing comparisons. Implements operator== on type T.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Indice

[modifica] Membri tipi

tipo
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 bool
first_argument_type T
second_argument_type T

[modifica] Membri funzioni

operator()
controlla se gli argomenti sono' uguali
Original:
checks if the arguments are equal
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(membro pubblico funzione)

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

bool operator()( const T& lhs, const T& rhs ) const;

Checks whether lhs is equal to rhs.

Parameters

lhs, rhs -
valori da confrontare
Original:
values to compare
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Return value

true if lhs == rhs, false otherwise.

Exceptions

(none)

Possible implementation

bool operator()(const T &lhs, const T &rhs) const 
{
    return lhs == rhs;
}