std::operator==,!=,<<div class="t-tr-text">(Std :: error_code)<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">(std::error_code)</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div>

 

C++

Apoyo de compiladores

Implementaciones independientes y albergadas

Lenguaje

Biblioteca estándar

Encabezados de la biblioteca estándar

Requisitos denominados

Macros de prueba de característica (C++20)

Biblioteca de apoyo del lenguaje

Biblioteca de conceptos (C++20)

Biblioteca de diagnósticos

Biblioteca de gestión de memoria

Biblioteca de metaprogramación (C++11)

Biblioteca de servicios generales

Biblioteca de contenedores

Biblioteca de iteradores

Biblioteca de rangos (C++20)

Biblioteca de algoritmos

Biblioteca de cadenas

Biblioteca de procesamiento de texto

Biblioteca numérica

Biblioteca de fecha y hora

Biblioteca de entrada/salida

Biblioteca del sistema de archivos (C++17)

Biblioteca de apoyo de concurrencia (C++11)

Biblioteca de apoyo de ejecución (C++26)

Especificaciones técnicas

Índice de símbolos

Bibliotecas externas

 

Biblioteca de servicios

Apoyo del lenguaje Apoyo de tipos (tipos básicos, RTTI) Biblioteca de macros de prueba de característica (C++20) Servicios del programa Apoyo de corrutinas (C++20) Funciones variádicas is_constant_evaluated (C++20) is_within_lifetime (C++26) initializer_list (C++11) source_location (C++20) Comparación de tres vías three_way_comparablethree_way_comparable_with (C++20)(C++20) strong_ordering (C++20) weak_ordering (C++20) partial_ordering (C++20) common_comparison_category (C++20) compare_three_way_result (C++20) compare_three_way (C++20) strong_order (C++20) weak_order (C++20) partial_order (C++20) compare_strong_order_fallback (C++20) compare_weak_order_fallback (C++20) compare_partial_order_fallback (C++20)   is_eqis_ltis_lteq (C++20)(C++20)(C++20)   is_neqis_gtis_gteq (C++20)(C++20)(C++20)

Servicios generales Objetos función Manipulación de bits (C++20) bitset hash (C++11) Operadores relacionales (en desuso en C++20) rel_ops::operator!=rel_ops::operator>    rel_ops::operator<=rel_ops::operator>= Funciones de comparación de enteros cmp_equalcmp_lesscmp_less_than (C++20)(C++20)(C++20)   cmp_not_equalcmp_greatercmp_greater_than (C++20)(C++20)(C++20) in_range (C++20) Intercambio y operaciones de tipos swap ranges::swap (C++20) exchange (C++14) declval (C++11) to_underlying (C++23) forward (C++11) forward_like (C++23) move (C++11) move_if_noexcept (C++11) as_const (C++17) Tipos vocabulario comunes pair tuple (C++11) optional (C++17) any (C++17) variant (C++17) tuple_size (C++11) tuple_element (C++11) apply (C++17) make_from_tuple (C++17) expected (C++23)

 

Control de errores

Control de excepciones exception uncaught_exceptionuncaught_exceptions (hasta C++20)(C++17) exception_ptr (C++11) make_exception_ptr (C++11) current_exception (C++11) rethrow_exception (C++11) nested_exception (C++11) throw_with_nested (C++11) rethrow_if_nested (C++11) Fallas del control de excepciones terminate terminate_handler get_terminate (C++11) set_terminate bad_exception unexpected (hasta C++17) unexpected_handler (hasta C++17) get_unexpected (C++11)(hasta C++17) set_unexpected (hasta C++17) Códigos de error Códigos de error errno

Categorías de excepciones logic_error invalid_argument domain_error length_error out_of_range runtime_error range_error overflow_error underflow_error tx_exception (TM TS) Aserciones assert Facilidad system_error error_category (C++11) generic_category (C++11) system_category (C++11) error_condition (C++11) errc (C++11) error_code (C++11) system_error (C++11)

 

std::error_code

Las funciones miembro Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

error_code::error_code

error_code::operator=

error_code::assign

Modificadores Original: Modifiers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

error_code::clear

Los observadores Original: Observers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

error_code::value

error_code::category

error_code::default_error_condition

error_code::message

error_code::operator bool

Terceros funciones Original: Non-member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

operator< operator== operator!=

operator<<

make_error_code

Clases de ayuda Original: Helper classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

is_error_code_enum

hash<std::error_code>

 

<tbody> </tbody>

Definido en el archivo de encabezado <system_error>
bool operator==( const error_code& lhs, const error_code& rhs );	(1)	(desde C++11)
bool operator!=( const error_code& lhs, const error_code& rhs );	(1)	(desde C++11)
bool operator<( const error_code& lhs, const error_code& rhs );	(1)	(desde C++11)

Compara dos objetos de código de error .

Original:

Compares two error code objects.

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1)

Compara lhs y rhs por la igualdad .

Original:

Compares lhs and rhs for equality.

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2)

Compara lhs y rhs por la igualdad .

Original:

Compares lhs and rhs for equality.

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3)

Comprueba si lhs es menor que rhs .

Original:

Checks whether lhs is less than rhs.

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Parámetros

lhs, rhs

-

códigos de error para comparar Original: error codes to compare The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valor de retorno

1)

true si la categoría de error y el valor de error son iguales

Original:

{{{2}}}

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.|true if the error category and error value compare equal}}.}}

2)

true si la categoría o el valor de error error comparar no son iguales

Original:

{{{2}}}

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|true if the error category or error value compare are not equal}}}}

3)

true si lhs.category() < rhs.category(). De lo contrario, si true lhs.category() == rhs.category() && lhs.value() < rhs.value(). De lo contrario, false

Original:

true if lhs.category() < rhs.category(). Otherwise, true if lhs.category() == rhs.category() && lhs.value() < rhs.value(). Otherwise, false

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Excepciones

Especificación noexcept:  

<tbody> </tbody>

noexcept

  (desde C++11)

Excepciones

Especificación noexcept:  

<tbody> </tbody>

noexcept

  (desde C++11)

Ver también

category

obtiene el error_category para este error_code Original: obtains the error_category for this error_code The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función miembro pública)