Namespace
Varianti

asctime

Da cppreference.com.
< c‎ | chrono

 
 
Data e ora utilità
Funzioni
Original:
Functions
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Tempo di manipolazione
Original:
Time manipulation
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difftime
time
clock
Formato conversioni
Original:
Format conversions
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asctime
ctime
strftime
wcsftime
gmtime
localtime
mktime
Costanti
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Constants
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CLOCKS_PER_SEC
Tipi
Original:
Types
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tm
time_t
clock_t
 
Defined in header <time.h>
char* asctime( const tm* time_ptr );
Converte dato il tempo tm calendario per una rappresentazione testuale.
Original:
Converts given calendar time tm to a textual representation.
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La stringa risultante ha il seguente formato:
Original:
The resulting string has the following format:
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Www Mmm dd hh:mm:ss yyyy
  • Www - il giorno della settimana (uno dei 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 - il mese (uno dei 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 - il giorno del mese
    Original:
    dd - the day of the month
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  • hh - ore
    Original:
    hh - hours
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  • mm - minuti
    Original:
    mm - minutes
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  • ss - secondi
    Original:
    ss - seconds
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  • yyyy - anni
    Original:
    yyyy - years
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La funzione non supporta la localizzazione.
Original:
The function does not support localization.
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Indice

[modifica] Parametri

time_ptr -
puntatore a un oggetto tm specifica il tempo di stampa
Original:
pointer to a tm object specifying the time to print
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[modifica] Valore di ritorno

puntatore ad una stringa con terminazione null personaggio che tiene la rappresentazione testuale di data e ora. La stringa può essere condiviso tra asctime e ctime, e può essere sovrascritto ad ogni invocazione di una di queste funzioni.
Original:
pointer to a static null-terminated character string holding the textual representation of date and time. The string may be shared between asctime and ctime, and may be overwritten on each invocation of any of those functions.
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[modifica] Note

Questa funzione restituisce un puntatore a dati statici e non è thread-safe. POSIX segna questa funzione obsoleta e raccomanda strftime invece.
Original:
This function returns a pointer to static data and is not thread-safe. POSIX marks this function obsolete and recommends strftime instead.
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Il comportamento è indefinito se la stringa di output sarebbe più lungo di 25 caratteri, se timeptr->tm_wday o timeptr->tm_mon non sono entro i limiti previsti, o se supera 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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Alcune implementazioni di gestire timeptr->tm_mday==0 nel senso l'ultimo giorno del mese precedente.
Original:
Some implementations handle timeptr->tm_mday==0 as meaning the last day of the preceding month.
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[modifica] Esempio

[modifica] Vedi anche

converte un oggetto tm di una rappresentazione testuale
Original:
converts a tm object to a textual representation
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(funzione) [edit]
converte un oggetto personalizzato per tm rappresentazione testuale
Original:
converts a tm object to custom textual representation
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(funzione) [edit]
C++ documentation for asctime