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std::basic_ios::narrow

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< cpp‎ | io‎ | basic ios

 
 
Entrada / salida de la biblioteca
I / O manipuladores
C-estilo I / O
Buffers
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Buffers
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basic_streambuf
basic_filebuf
basic_stringbuf
strstreambuf(obsoleto)
Arroyos
Original:
Streams
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Abstracciones
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Abstractions
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ios_base
basic_ios
basic_istream
basic_ostream
basic_iostream
File I / O
Original:
File I/O
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basic_ifstream
basic_ofstream
basic_fstream
Cadena de I / O
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String I/O
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basic_istringstream
basic_ostringstream
basic_stringstream
Matriz I / O
Original:
Array I/O
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istrstream(obsoleto)
ostrstream(obsoleto)
strstream(obsoleto)
Tipos
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Types
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streamoff
streamsize
fpos
Error interfaz categoría
Original:
Error category interface
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iostream_category(C++11)
io_errc(C++11)
 
std::basic_ios
Las funciones miembro
Original:
Member functions
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basic_ios::basic_ios
basic_ios::~basic_ios
Funciones del Estado
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State functions
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basic_ios::good
basic_ios::eof
basic_ios::fail
basic_ios::bad
basic_ios::operator!
basic_ios::operator bool
basic_ios::rdstate
basic_ios::setstate
basic_ios::clear
Formato
Original:
Formatting
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basic_ios::copyfmt
basic_ios::fill
Varios
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Miscellaneous
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basic_ios::exceptions
basic_ios::imbue
basic_ios::rdbuf
basic_ios::tie
basic_ios::narrow
basic_ios::widen
Protegido funciones miembro
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Protected member functions
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basic_ios::init
basic_ios::move
basic_ios::swap
basic_ios::set_rdbuf
 
char narrow( char_type c, char dfault ) const;
Convierte una corriente específica de la configuración regional c carácter en su equivalente estándar. El resultado se convierte de char_type a char si es necesario. Si la conversión no se puede realizar, la función devuelve dfault .
Original:
Converts a current locale-specific character c to its standard equivalent. The result is converted from char_type to char if needed. If no conversion can be performed, the function returns dfault.
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Efectivamente llama std::use_facet< std::ctype<char_type> >(getloc()).narrow(c, dfault); .
Original:
Effectively calls std::use_facet< std::ctype<char_type> >(getloc()).narrow(c, dfault);.
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[editar] Parámetros

c -
caracteres para convertir
Original:
character to convert
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dfault -
personaje que se devuelve si la conversión tuvo éxito
Original:
character to return if the conversion was unsuccessful
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[editar] Valor de retorno

Carácter convierte en su equivalente estándar y luego a char. dfault se devuelve si la conversión falla .
Original:
Character converted to its standard equivalent and then to char. dfault is returned if the conversion fails.
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[editar] Ver también

widens characters
(miembro público función) [edit]