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std::future_error:: what

From cppreference.net
C++
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std::future_error
virtual const char * what ( ) const noexcept ;
(seit C++11)

Gibt den erläuternden String zurück.

Parameter

(keine)

Rückgabewert

Zeiger auf eine nullterminierte Zeichenkette mit erläuternden Informationen.

Siehe auch

gibt den Fehlercode zurück
(öffentliche Mitgliedsfunktion)