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std::towctrans

De cppreference.com
 
 
 
 
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Definido en el archivo de encabezado <cwctype>
std::wint_t towctrans( std::wint_t wc, std::wctrans_t desc );
Asigna el carácter ancho wc usando mapeo categoría LC_CTYPE de la localización actual de C identificada por desc .
Original:
Maps the wide character wc using the current C locale's LC_CTYPE mapping category identified by desc.
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Parámetros

ch -
el carácter amplio asignar
Original:
the wide character to map
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desc -
el mapeo LC_CTYPE, obtenido a partir de una llamada a std::wctrans
Original:
the LC_CTYPE mapping, obtained from a call to std::wctrans
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Valor de retorno

El valor asignado de ch utilizando la asignación identificado por desc en faceta LC_CTYPE de la actual configuración regional C. .
Original:
The mapped value of ch using the mapping identified by desc in LC_CTYPE facet of the current C locale.
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Ejemplo

El siguiente ejemplo muestra katakana a la cartografía de carácter hiragana
Original:
The following example demonstrates katakana to hiragana character mapping
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#include <clocale>
#include <cwctype>
#include <iostream>
#include <algorithm>

std::wstring tohira(std::wstring str)
{
    std::transform(str.begin(), str.end(), str.begin(), [](wchar_t c) {
         return std::towctrans(c, std::wctrans("tojhira"));
    });
    return str;
}

int main()
{
    std::setlocale(LC_ALL, "ja_JP.UTF-8");
    std::wstring kana = L"ヒラガナ";
    std::wcout << "katakana characters " << kana
               << " are " << tohira(kana) << " in hiragana\n";
}

Salida:

katakana characters ヒラガナ are ひらがな in hiragana

Ver también

Busca una categoría de correspondencia de caracteres en la configuración regional de C actual
(función) [editar]
Documentación de C para towctrans