std::isprint<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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| Definido en el archivo de encabezado <locale>
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template< class charT > bool isprint( charT ch, const locale& loc ); |
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Comprueba si el carácter dado clasificado como un carácter imprimible (incluido el espacio) por faceta std::ctype la configuración regional determinada .
Original:
Checks if the given character classified as a printable character (including space) by the given locale's std::ctype facet.
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Parámetros
| ch | - | carácter
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. |
Valor de retorno
true Devuelve si el personaje está clasificado como imprimibles, false de otra manera .Original:
Returns
true if the character is classified as printable, false otherwise.The text has been machine-translated via Google Translate.
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Posible implementación
template< class charT >
bool isprint( charT ch, const std::locale& loc ) {
return std::use_facet<std::ctype<charT>>(loc).is(std::ctype_base::print, ch);
}
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Ejemplo
Muestra el uso de isprint () con diferentes configuraciones regionales (OS-específico) .
Original:
Demonstrates the use of isprint() with different locales (OS-specific).
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Ejecuta este código
#include <iostream>
#include <locale>
int main()
{
const wchar_t c = L'\u2122'; // trademark sign
std::locale loc1("C");
std::cout << "isprint('™', C locale) returned "
<< std::boolalpha << std::isprint(c, loc1) << '\n';
std::locale loc2("en_US.UTF-8");
std::cout << "isprint('™', Unicode locale) returned "
<< std::boolalpha << std::isprint(c, loc2) << '\n';
}
Salida:
isprint('™', C locale) returned false
isprint('™', Unicode locale) returned true
Ver también
Comprueba si un carácter es un carácter imprimible Original: checks if a character is a printing character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función) | |
Comprueba si un carácter ancho es un personaje de la impresión Original: checks if a wide character is a printing character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función) |
