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      std::ctime

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      <metanoindex/>

       
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      Utilitários de data e hora
       
      C estilo de utilitários de data e hora
      Funções
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      Functions
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      Manipulação do tempo
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      Time manipulation
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      Format conversions
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      <tbody> </tbody>
      Definido no cabeçalho <ctime>
      char* ctime( const std::time_t* time );
      Converte dado tempo desde época a um tempo do calendário local e, em seguida, para uma representação textual, como se chamando std::asctime(std::localtime(time)). A seqüência resultante tem o seguinte formato:
      Original:
      Converts given time since epoch to a calendar local time and then to a textual representation, as if by calling std::asctime(std::localtime(time)). The resulting string has the following format:
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      Www Mmm dd hh:mm:ss yyyy
      • Www - o dia da semana (um dos Mon, Tue, Wed, Thu, Fri, Sat, Sun).
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        Www - the day of the week (one of Mon, Tue, Wed, Thu, Fri, Sat, Sun).
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      • Mmm - o mês (um dos Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec).
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        Mmm - the month (one of Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec).
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      • dd - o dia do mês
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        dd - the day of the month
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      • hh - horas
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        hh - hours
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      • mm - minutos
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        mm - minutes
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      • ss - segundos
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        ss - seconds
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      • yyyy - anos
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        yyyy - years
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      A função não suporta localização.
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      The function does not support localization.
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      Parâmetros

      time -
      ponteiro para um objeto std::time_t especificando o tempo para imprimir
      Original:
      pointer to a std::time_t object specifying the time to print
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      Valor de retorno

      Ponteiro para uma cadeia de caracteres estática terminada em nulo segurando a representação textual de data e hora. A seqüência pode ser compartilhado entre std::asctime e std::ctime, e pode ser substituído em cada invocação de qualquer dessas funções.
      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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      Notas

      Esta função retorna um ponteiro para dados estáticos e não é thread-safe. Além disso, ele modifica o objeto std::tm estático que pode ser partilhado com std::gmtime e std::localtime. POSIX marca esta função obsoleta e recomenda std::strftime vez.
      Original:
      This function returns a pointer to static data and is not thread-safe. In addition, it modifies the static std::tm object which may be shared with std::gmtime and std::localtime. POSIX marks this function obsolete and recommends std::strftime instead.
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      O comportamento pode ser indefinido para os valores de time_t que resultam na seqüência de mais de 25 caracteres (por exemplo, 10 mil anos)
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      The behavior may be undefined for the values of time_t that result in the string longer than 25 characters (e.g. year 10000)
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      Exemplo

      #include <ctime>
#include <iostream>

int main()
{
    std::time_t result = std::time(NULL);
    std::cout << std::ctime(&result);
}

      Saída: 

      Tue Dec 27 17:21:29 2011

      Veja também
      converte um objeto tm a uma representação textual
      Original:
      converts a tm object to a textual representation
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      (função) [edit]
      converte um objeto tm a representação textual personalizado
      Original:
      converts a tm object to custom textual representation
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      (função) [edit]
      (C++11)
      formatos e saídas de um valor de data / hora de acordo com o formato especificado
      Original:
      formats and outputs a date/time value according to the specified format
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      (modelo de função) [edit]
      Documentação C para ctime