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std::ctype_byname

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C++
 
Localizaciones biblioteca
Locales y facetas
Original:
Locales and facets
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locale
Carácter clasificación
Original:
Character classification
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Conversiones
Original:
Conversions
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Facet clases categoría base
Original:
Facet category base classes
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Categorías faceta
Original:
Facet categories
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Específico de la localidad facetas
Original:
Locale-specific facets
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Facetas código de conversión
Original:
Code conversion facets
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codecvt_utf8(C++11)
codecvt_utf16(C++11)
C locale
Original:
C locale
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Defined in header <locale>
template< class CharT >
class ctype_byname : public std::ctype<CharT>;
std::ctype_byname es una faceta std::ctype que encapsula las reglas de clasificación de caracteres del entorno local especificado en su construcción .
Original:
std::ctype_byname is a std::ctype facet which encapsulates character classification rules of the locale specified at its construction.
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Dos especializaciones son proporcionados por la biblioteca estándar
Original:
Two specializations are provided by the standard library
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Defined in header <locale>
std::ctype_byname<char>
proporciona la clasificación de carácter limitado. Esta especialización se utiliza para consultar la tabla de clasificación de caracteres
Original:
provides narrow character classification. This specialization uses table lookup for character classification
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std::ctype_byname<wchar_t>
proporciona la clasificación de caracteres anchos
Original:
provides wide character classification
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Contenido

[editar] Tipos de miembros

Miembro de tipo
Original:
Member type
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 Definition
mask ctype<charT>::mask

[editar] Las funciones miembro
construye una nueva faceta ctype_byname
Original:
constructs a new ctype_byname facet
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(miembro público función)
destructs una faceta ctype_byname
Original:
destructs a ctype_byname facet
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(protegidos función miembro)

Inherited from std::ctype<CharT>

Member types

Miembro de tipo
Original:
Member type
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 Definition
char_type CharT

Member objects

Persona
Original:
Member name
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 Type
id (estático) std::locale::id

Member functions
Invoca do_is
Original:
invokes do_is
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(miembro público of std::ctype función) [edit]
Invoca do_scan_is
Original:
invokes do_scan_is
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(miembro público of std::ctype función) [edit]
Invoca do_scan_not
Original:
invokes do_scan_not
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(miembro público of std::ctype función) [edit]
Invoca do_toupper
Original:
invokes do_toupper
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(miembro público of std::ctype función) [edit]
Invoca do_tolower
Original:
invokes do_tolower
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(miembro público of std::ctype función) [edit]
Invoca do_widen
Original:
invokes do_widen
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(miembro público of std::ctype función) [edit]
Invoca do_narrow
Original:
invokes do_narrow
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(miembro público of std::ctype función) [edit]

Protected member functions

[virtual]
clasifica un carácter o una secuencia de caracteres
Original:
classifies a character or a character sequence
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(virtuales protegidos of std::ctype miembro de función) [edit]
[virtual]
localiza el primer carácter en una secuencia que se ajusta a la clasificación dada
Original:
locates the first character in a sequence that conforms to given classification
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[virtual]
localiza el primer carácter en una secuencia que no givne clasificación
Original:
locates the first character in a sequence that fails givne classification
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[virtual]
convierte un carácter o los caracteres a mayúsculas
Original:
converts a character or characters to uppercase
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[virtual]
convierte un carácter o caracteres en minúsculas
Original:
converts a character or characters to lowercase
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(virtuales protegidos of std::ctype miembro de función) [edit]
[virtual]
convierte un carácter o caracteres de char a charT
Original:
converts a character or characters from char to charT
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(virtuales protegidos of std::ctype miembro de función) [edit]
[virtual]
convierte un carácter o caracteres de charT a char
Original:
converts a character or characters from charT to char
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(virtuales protegidos of std::ctype miembro de función) [edit]

Inherited from std::ctype_base

Member types

Tipo
Original:
Type
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 Definition
mask
Tipo de máscara de bits sin especificar (enumeración, de tipo entero, o bitset)
Original:
unspecified bitmask type (enumeration, integer type, or bitset)
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Member constants

space
[estático]
el valor de mask clasificación de caracteres Identificar espacios en blanco
Original:
the value of mask identifying whitespace character classification
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(público miembro constante estática)
print
[estático]
el valor de mask identificación de clasificación de caracteres imprimibles
Original:
the value of mask identifying printable character classification
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(público miembro constante estática)
cntrl
[estático]
el valor de mask identificación de clasificación de caracteres de control
Original:
the value of mask identifying control character classification
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(público miembro constante estática)
upper
[estático]
el valor de mask identificación de clasificación de caracteres en mayúscula
Original:
the value of mask identifying uppercase character classification
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(público miembro constante estática)
lower
[estático]
el valor de mask identificación de clasificación de caracteres en minúsculas
Original:
the value of mask identifying lowercase character classification
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(público miembro constante estática)
alpha
[estático]
el valor de mask identificación de clasificación de caracteres alfabéticos
Original:
the value of mask identifying alphabetic character classification
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(público miembro constante estática)
digit
[estático]
el valor de mask identificación de clasificación de caracteres dígitos
Original:
the value of mask identifying digit character classification
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(público miembro constante estática)
punct
[estático]
el valor de mask identificación de clasificación de caracteres puntuacion
Original:
the value of mask identifying punctuation character classification
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(público miembro constante estática)
xdigit
[estático]
el valor de mask identificar clasificación hexadecimal dígito
Original:
the value of mask identifying hexadecimal digit character classification
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(público miembro constante estática)
blank
[estático] (C++11)
el valor de mask identificación de clasificación de caracteres en blanco
Original:
the value of mask identifying blank character classification
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(público miembro constante estática)
alnum
[estático]
 alpha | digit
(público miembro constante estática)
graph
[estático]
 alnum | punct
(público miembro constante estática)

[editar] Ejemplo

#include <iostream>
#include <locale>
 
int main()
{
    wchar_t c = L'\u00de'; // capital letter thorn
 
    std::locale loc("C");
 
    std::cout << "isupper('Þ', C locale) returned "
               << std::boolalpha << std::isupper(c, loc) << '\n';
 
    loc = std::locale(loc, new std::ctype_byname<wchar_t>("en_US.utf8"));
 
    std::cout << "isupper('Þ', C locale with Unicode ctype) returned "
              << std::boolalpha << std::isupper(c, loc) << '\n';
}

Output: 

isupper('Þ', C locale) returned false
isupper('Þ', C locale with Unicode ctype) returned true

[editar] Ver también
define las tablas de caracteres de clasificación
Original:
defines character classification tables
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(clase de plantilla) [edit]
especialización de std::ctype para char tipo
Original:
specialization of std::ctype for type char
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(clase de especialización de plantilla) [edit]
Obtenido de «http://es.cppreference.com/mwiki/index.php?title=cpp/locale/ctype_byname&oldid=22760»