std::gmtime
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| definiert in Header <ctime>
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| std::tm* gmtime( const time_t* time ); |
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Konvertiert gegebenen Zeit seit Epoche als std::time_t Wert in Kalenderzeit, in Coordinated Universal Time (UTC) .
Original:
Converts given time since epoch as std::time_t value into calendar time, expressed in Coordinated Universal Time (UTC).
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Inhaltsverzeichnis |
[Bearbeiten] Parameter
| time | - | Zeiger auf einen time_t zu konvertierende Objekt
Original: pointer to a time_t object to convert The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[Bearbeiten] Rückgabewert
Zeiger auf einen statischen internen std::tm Objekt auf Erfolg oder NULL anders. Die Struktur kann zwischen std::gmtime, std::localtime und std::ctime und kann bei jedem Aufruf überschrieben teilte .
Original:
Pointer to a static internal std::tm object on success, or NULL otherwise. The structure may shared between std::gmtime, std::localtime, and std::ctime and may be overwritten on each invocation.
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[Bearbeiten] Notes
Diese Funktion kann nicht Thread-sicher sein .
Original:
This function may not be thread-safe.
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POSIX verlangt, dass diese Funktion errno setzt auf EOVERFLOW, ob es denn das Argument ist zu groß ausfällt .
Original:
POSIX requires that this function sets errno to EOVERFLOW if it fails because the argument is too large.
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[Bearbeiten] Beispiel
#include <iostream> #include <iomanip> #include <ctime> int main() { std::time_t t = std::time(NULL); std::cout << "UTC: " << std::put_time(std::gmtime(&t), "%c %Z") << '\n' << "local: " << std::put_time(std::localtime(&t), "%c %Z") << '\n'; }
Output:
UTC: Wed Dec 28 11:44:28 2011 GMT local: Wed Dec 28 06:44:28 2011 EST
[Bearbeiten] Siehe auch
| wandelt Mal seit Epoche Kalender Zeit ausgedrückt als lokale Zeit Original: converts time since epoch to calendar time expressed as local time The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Funktion) | |
| C documentation for gmtime
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