std::isupper<div class="t-tr-text">(Std :: locale)<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">(std::locale)</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div>
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<metanoindex/>
<tbody> </tbody>| definiert in Header <locale>
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template< class charT > bool isupper( charT ch, const locale& loc ); |
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Prüft, ob die angegebene Zeichen als Großbuchstabe durch die gegebenen Gebietsschemas std::ctype Facette eingestuft .
Original:
Checks if the given character classified as an uppercase alphabetic character by the given locale's std::ctype facet.
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Parameter
| ch | - | Charakter
Original: character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
| loc | - | locale
Original: locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
Rückgabewert
Versandkosten
true, wenn das Zeichen als Großbuchstaben eingestuft wird, false sonst .Original:
Returns
true if the character is classified as uppercase, false otherwise.The text has been machine-translated via Google Translate.
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Mögliche Implementierung
template< class charT >
bool isupper( charT ch, const std::locale& loc ) {
return std::use_facet<std::ctype<charT>>(loc).is(std::ctype_base::upper, ch);
}
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Beispiel
Veranschaulicht die Verwendung von isupper () mit verschiedenen locales (OS-spezifische) .
Original:
Demonstrates the use of isupper() with different locales (OS-specific).
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#include <iostream>
#include <locale>
int main()
{
const wchar_t c = L'\u00de'; // capital letter thorn
std::locale loc1("C");
std::cout << "isupper('Þ', C locale) returned "
<< std::boolalpha << std::isupper(c, loc1) << '\n';
std::locale loc2("en_US.UTF8");
std::cout << "isupper('Þ', Unicode locale) returned "
<< std::boolalpha << std::isupper(c, loc2) << '\n';
}
Output:
isupper('Þ', C locale) returned false
isupper('Þ', Unicode locale) returned true
