std::collate

 

C++

Idioma

Conceptos

Utilidades de la biblioteca

Strings biblioteca

Contenedores biblioteca

Algoritmos biblioteca

Los iteradores biblioteca

Numéricos biblioteca

Entrada / salida de la biblioteca

Localizaciones biblioteca

Expresiones biblioteca Regular (C++11)

Operaciones de biblioteca Atómica (C++11)

Tema Biblioteca de ayuda (C++11)

 

Localizaciones biblioteca

Locales y facetas Original: Locales and facets The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
locale
use_facet	has_facet
Carácter clasificación Original: Character classification The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
isspace isblank (C++11) iscntrl isupper islower isalpha	isdigit ispunct isxdigit isalnum isprint isgraph
Conversiones Original: Conversions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
toupper tolower	wstring_convert (C++11) wbuffer_convert (C++11)
Facet clases categoría base Original: Facet category base classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ctype_base codecvt_base messages_base	time_base money_base
Categorías faceta Original: Facet categories The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ctype ctype<char> codecvt collate messages time_get time_put	num_get num_put numpunct money_get money_put moneypunct
Específico de la localidad facetas Original: Locale-specific facets The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ctype_byname ctype_byname<char> codecvt_byname messages_byname collate_byname	time_get_byname time_put_byname numpunct_byname moneypunct_byname
Facetas código de conversión Original: Code conversion facets The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
codecvt_utf8 (C++11) codecvt_utf16 (C++11)	codecvt_utf8_utf16 (C++11) codecvt_mode (C++11)
C locale Original: C locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
setlocale localeconv lconv	LC_ALL LC_COLLATE LC_CTYPE LC_MONETARY LC_NUMERIC LC_TIME

 

std::collate

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.

collate::collate

collate::~collate

collate::compare collate::do_compare

collate::transform collate::do_transform

collate::hash collate::do_hash

 

Defined in header <locale>
template< class CharT > class collate;

Clase std::collate encapsula la configuración regional específica cotejo (comparación) y hash de cadenas. Esta faceta es utilizado por std::basic_regex y se puede aplicar, por medio de std::locale::operator(), directamente a todos los algoritmos estándar que esperan un predicado de comparación cadena .

Original:

Class std::collate encapsulates locale-specific collation (comparison) and hashing of strings. This facet is used by std::basic_regex and can be applied, by means of std::locale::operator(), directly to all standard algorithms that expect a string comparison predicate.

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

Inheritance diagram

Dos especializaciones son proporcionados por la biblioteca estándar y son aplicadas por todos los objetos creados en un entorno nacional C + + programa:

Original:

Two specializations are provided by the standard library and are implemented by all locale objects created in a C++ program:

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

Defined in header <locale>
std::collate<char>	implementos orden lexicográfico de cadenas de bytes Original: implements lexicographical ordering of byte strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
std::collate<wchar_t>	implementos orden lexicográfico de cadenas anchas Original: implements lexicographical ordering of wide strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Tipos de miembros

Miembro de tipo Original: Member type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.	Definition
char_type	charT
string_type	std::basic_string<charT>

Las funciones miembro

(constructor)	construye una nueva faceta cotejo Original: constructs a new collate facet The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (miembro público función)
(destructor)	destructs una faceta cotejo Original: destructs a collate facet The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (protegidos función miembro)
compare	Invoca do_compare Original: invokes do_compare The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (miembro público función)
transform	Invoca do_transform Original: invokes do_transform The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (miembro público función)
hash	Invoca do_hash Original: invokes do_hash The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (miembro público función)

Objetos miembros

static std::locale::id id	Identificador de la configuración regional Original: id of the locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (objeto miembro del público)

Protegido funciones miembro

do_compare [virtual]	compara dos cadenas mediante reglas de esta faceta de la clasificación Original: compares two strings using this facet's collation rules The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (virtuales protegidos miembro de función)
do_transform [virtual]	transforma una cadena para que intercalación puede ser sustituido por comparación Original: transforms a string so that collation can be replaced by comparison The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (virtuales protegidos miembro de función)
do_hash [virtual]	genera un valor hash entero utilizando las reglas esta faceta de intercalación Original: generates an integer hash value using this facet's collation rules The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (virtuales protegidos miembro de función)

Ejemplo

#include <locale>
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
int main()
{
    std::wcout.imbue(std::locale(""));
    std::vector<std::wstring> v = {L"ar", L"zebra", L"\u00f6grupp", L"Zebra", L"\u00e4ngel",
                                   L"\u00e5r", L"f\u00f6rnamn"};
 
    std::wcout << "Default locale collation order: ";
    std::sort(v.begin(), v.end());
    for(auto s : v) std::wcout << s << ' '; std::wcout << '\n';
 
    std::wcout << "English locale collation order: ";
    std::sort(v.begin(), v.end(), std::locale("en_US.UTF-8"));
    for(auto s : v) std::wcout << s << ' '; std::wcout << '\n';
 
    std::wcout << "Swedish locale collation order: ";
    std::sort(v.begin(), v.end(), std::locale("sv_SE.UTF-8"));
    for(auto s : v) std::wcout << s << ' '; std::wcout << '\n';
}

Output:

Default locale collation order: Zebra ar förnamn zebra ängel år ögrupp
English locale collation order: ängel ar år förnamn ögrupp zebra Zebra
Swedish locale collation order: ar förnamn zebra Zebra år ängel ögrupp

Ver también

operator()	lexicographically compares two strings using this locale's collate facet (miembro público of std::locale función)
collate_byname	crea una faceta cotejar el nombre de la configuración regional Original: creates a collate facet for the named locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (clase de plantilla)