std::wctob
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| definiert in Header <cwchar>
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| int wctob( std::wint_t c ); |
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Narrows eine breite Charakter
c wenn seine Multibyte-Zeichen entspricht in der ersten Schaltzustand ist ein Single-Byte .Original:
Narrows a wide character
c if its multibyte character equivalent in the initial shift state is a single byte.The text has been machine-translated via Google Translate.
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Dieser ist in der Regel für die Zeichen aus dem ASCII-Zeichensatz möglich, da die meisten Multibyte-Kodierungen (wie UTF-8) verwenden einzelnen Bytes, um diese Zeichen zu kodieren .
Original:
This is typically possible for the characters from the ASCII character set, since most multibyte encodings (such as UTF-8) use single bytes to encode those characters.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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Inhaltsverzeichnis |
[Bearbeiten] Parameter
| c | - | Breitzeichen einzuengen
Original: wide character to narrow The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[Bearbeiten] Rückgabewert
EOF wenn
c stellen keine Multibyte-Zeichen mit einer Länge 1 in ersten Schaltzustand .Original:
The text has been machine-translated via Google Translate.
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Andernfalls wird die Single-Byte-Darstellung
c als unsigned char um intOriginal:
Otherwise, the single-byte representation of
c as unsigned char converted to intThe text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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[Bearbeiten] Beispiel
#include <cwchar> #include <cstdio> #include <clocale> int main() { std::setlocale(LC_ALL, ""); std::printf("narrow: %c\nnarrowed from wide: %c\n", 'a', std::wctob(L'a')); }
Output:
narrow: a narrowed from wide: a
[Bearbeiten] Siehe auch
| weitet sich ein Single-Byte engen Charakter-Zeichen, wenn möglich Original: widens a single-byte narrow character to wide character, if possible The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Funktion) | |
| [virtuell] |
wandelt ein Zeichen oder Zeichen aus charT um char Original: converts a character or characters from charT to char The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (virtuellen geschützten Member-Funktion of std::ctype)
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| C documentation for wctob
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