std::isgraph<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>| Elemento definito nell'header <locale>
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template< class charT > bool isgraph( charT ch, const locale& loc ); |
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Parametri
| ch | - | carattere
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. |
Valore di ritorno
true se il personaggio è classificato come grafica, false altrimenti.true if the character is classified as graphic, false otherwise.You can help to correct and verify the translation. Click here for instructions.
Possibile implementazione
template< class charT >
bool isgraph( charT ch, const std::locale& loc ) {
return std::use_facet<std::ctype<charT>>(loc).is(std::ctype_base::graph, ch);
}
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Esempio
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#include <iostream>
#include <locale>
int main()
{
const wchar_t c = L'\u2a0c'; // quadruple integral
std::locale loc1("C");
std::cout << "isgraph('⨌', C locale) returned "
<< std::boolalpha << std::isgraph(c, loc1) << '\n';
std::locale loc2("en_US.UTF-8");
std::cout << "isgraph('⨌', Unicode locale) returned "
<< std::boolalpha << std::isgraph(c, loc2) << '\n';
}
Output:
isgraph('⨌', C locale) returned false
isgraph('⨌', Unicode locale) returned true
Vedi anche
Verifica se un carattere è un carattere grafico Original: checks if a character is a graphical character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione) | |
Verifica se un carattere esteso è un carattere grafico Original: checks if a wide character is a graphical character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione) | |