Espacios de nombres
Variantes
Acciones

std::asctime

De cppreference.com
< cpp‎ | chrono‎ | c

 
 
Utilidades de la biblioteca
Escriba apoyo (basic types, RTTI, type traits)
Gestión de memoria dinámica
Gestión de errores
Programa de servicios públicos
Funciones variadic
Fecha y hora
Objetos Function
initializer_list(C++11)
bitset
hash(C++11)
Operadores relacionales
Original:
Relational operators
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rel_ops::operator!=
rel_ops::operator>
rel_ops::operator<=
rel_ops::operator>=
Pares y tuplas
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Pairs and tuples
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pair
tuple(C++11)
piecewise_construct_t(C++11)
piecewise_construct(C++11)
Cambiar, hacia adelante y mover
Original:
Swap, forward and move
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swap
forward(C++11)
move(C++11)
move_if_noexcept(C++11)
declval(C++11)
 
 
De lenguaje C de fecha y hora utilidades
Funciones
Original:
Functions
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Tiempo de manipulación
Original:
Time manipulation
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difftime
time
clock
Conversiones de formato
Original:
Format conversions
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asctime
ctime
strftime
wcsftime
gmtime
localtime
mktime
Constantes
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Constants
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CLOCKS_PER_SEC
Tipos
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Types
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tm
time_t
clock_t
 
Defined in header <ctime>
char* asctime( const std::tm* time_ptr );
Convierte dado std::tm calendario tiempo a una representación textual .
Original:
Converts given calendar time std::tm to a textual representation.
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La cadena resultante tiene el siguiente formato:
Original:
The resulting string has the following format:
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Www Mmm dd hh:mm:ss yyyy
  • Www - el día de la semana (uno de Mon, Tue, Wed, Thu, Fri, Sat, Sun) .
    Original:
    Www - the day of the week (one of Mon, Tue, Wed, Thu, Fri, Sat, Sun).
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  • Mmm - el mes (una de Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec) .
    Original:
    Mmm - the month (one of Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec).
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  • dd - el día del mes
    Original:
    dd - the day of the month
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  • hh - horas
    Original:
    hh - hours
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  • mm - minutos
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    mm - minutes
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  • ss - segundos
    Original:
    ss - seconds
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  • yyyy - años
    Original:
    yyyy - years
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La función no es compatible con localización .
Original:
The function does not support localization.
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Contenido

[editar] Parámetros

time_ptr -
puntero a un objeto std::tm especificando el tiempo de imprimir
Original:
pointer to a std::tm object specifying the time to print
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[editar] Valor de retorno

Puntero a una cadena de caracteres terminada en cero estático celebración de la representación textual de fecha y hora. La cadena puede ser compartida entre std::asctime y std::ctime, y puede ser sobreescrita en cada invocación de cualquiera de estas funciones .
Original:
Pointer to a static null-terminated character string holding the textual representation of date and time. The string may be shared between std::asctime and std::ctime, and may be overwritten on each invocation of any of those functions.
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[editar] Notas

Esta función devuelve un puntero a datos estáticos y no es seguro para subprocesos. POSIX marca esta función obsoleta y recomienda std::strftime lugar .
Original:
This function returns a pointer to static data and is not thread-safe. POSIX marks this function obsolete and recommends std::strftime instead.
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El comportamiento no está definido si la cadena de producción sería superior a 25 caracteres, si timeptr->tm_wday o timeptr->tm_mon no están dentro de los rangos esperados, o si excede timeptr->tm_year INT_MAX-1990 .
Original:
The behavior is undefined if the output string would be longer than 25 characters, if timeptr->tm_wday or timeptr->tm_mon are not within the expected ranges, or if timeptr->tm_year exceeds INT_MAX-1990.
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Algunas implementaciones de manejar timeptr->tm_mday==0 en el sentido del último día del mes anterior .
Original:
Some implementations handle timeptr->tm_mday==0 as meaning the last day of the preceding month.
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[editar] Ejemplo

#include <ctime>
#include <iostream>
 
int main()
{
    std::time_t result = std::time(NULL);
    std::cout << std::asctime(std::localtime(&result));
}

Output:

Tue Dec 27 16:45:52 2011

[editar] Ver también

convierte un objeto time_t a una representación textual
Original:
converts a time_t object to a textual representation
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(función) [edit]
convierte un objeto a la representación textual tm personalizado
Original:
converts a tm object to custom textual representation
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(función) [edit]
(C++11)
formatos y las salidas un valor de fecha / tiempo de acuerdo con el formato especificado
Original:
formats and outputs a date/time value according to the specified format
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(función de plantilla) [edit]
C documentation for asctime