std::toupper — cppreference.com

De cppreference.com

Déclaré dans l'en-tête `<cctype>`
`int toupper( int ch );`

Convertit le caractère donné en majuscule, conformément aux règles de conversion de caractères définies par les paramètres régionaux actuellement installé C .

Original:

Converts the given character to uppercase according to the character conversion rules defined by the currently installed C locale.

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Paramètres

caractère à convertir

Original:

character to be converted

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Retourne la valeur

Converti caractère ou ch si aucune version majuscule est défini par les paramètres régionaux actuels C .

Original:

Converted character or ch if no uppercase version is defined by the current C locale.

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Exemple

#include <iostream>
#include <cctype>
#include <clocale>

int main()
{
    char c = '\xb8'; // the character ž in ISO-8859-15
                     // but ¸ (cedilla) in ISO-8859-1 

    std::setlocale(LC_ALL, "en_US.iso88591");
    std::cout << std::hex << std::showbase;
    std::cout << "in iso8859-1, toupper('0xb8') gives " << std::toupper(c) << '\n';
    std::setlocale(LC_ALL, "en_US.iso885915");
    std::cout << "in iso8859-15, toupper('0xb8') gives " << std::toupper(c) << '\n';
}

Résultat :

in iso8859-1, toupper('0xb8') gives 0xb8
in iso8859-15, toupper('0xb8') gives 0xb4

Voir aussi


tolower	convertit un caractère en minuscule Original: converts a character to lowercase The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) [edit]

toupper(std::locale)	convertit un caractère en majuscules en utilisant la facette ctype d'un lieu Original: converts a character to uppercase using the ctype facet of a locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction générique) [edit]

towupper	convertit le caractère large en majuscules Original: converts a wide character to uppercase The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) [edit]

C documentation for toupper