std::basic_istream::unget – cppreference.com
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Macht die zuletzt extrahierte Zeichenfolge wieder verfügbar .
Original:
Makes the most recently extracted character available again.
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Zuerst löscht
eofbit verhält sich dann wie UnformattedInputFunction. Nach dem Bau und Prüfung der Schildwache Objekt, ruft rdbuf()->sungetc() .
Original:
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Wenn rdbuf()->sungetc() kehrt Traits::eof(), ruft setstate(badbit) .
Original:
If rdbuf()->sungetc() returns Traits::eof(), calls setstate(badbit).
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In jedem Fall setzt den Zähler auf Null gcount() .
Original:
In any case, sets the gcount() counter to zero.
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Parameter
(None)
Original:
(none)
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Rückgabewert
*this
Beispiel
#include <sstream> #include <iostream> int main() { std::istringstream s1("Hello, world."); char c1 = s1.get(); if(s1.unget()) { char c2 = s1.get(); std::cout << "Got: " << c1 << " got again: " << c2 << '\n'; } }
Output:
Siehe auch
}
| Extrahiere Zeichen (öffentliche Elementfunktion) [edit] | |
liest das nächste Zeichen ohne es zu extrahieren Original: reads the next character without extracting it The text has been machine-translated via Google Translate. (öffentliche Elementfunktion) [edit] | |
setzt Zeichen in Input-Stream Original: puts character into input stream The text has been machine-translated via Google Translate. (öffentliche Elementfunktion) [edit] | |