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std::tolower

De cppreference.com
< cpp‎ | string‎ | byte

 
 
Strings biblioteca
Terminadas en nulo
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Null-terminated strings
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Classes
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Functions
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De manipulación de caracteres
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Character manipulation
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Las conversiones a formatos numéricos
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Conversions to numeric formats
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String manipulation
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Memory manipulation
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Defined in header <cctype>
int tolower( int ch );
Convierte el carácter dado a minúsculas según las reglas de conversión de caracteres definidos por la configuración regional instalada actualmente C .
Original:
Converts the given character to lowercase according to the character conversion rules defined by the currently installed C locale.
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Contenido

[editar] Parámetros

ch -
carácter que se va a convertir
Original:
character to be converted
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[editar] Valor de retorno

Versión en minúsculas de ch ch o no modificado si no hay una versión en minúsculas aparece en el actual entorno nacional C .
Original:
Lowercase version of ch or unmodified ch if no lowercase version is listed in the current C locale.
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[editar] Ejemplo

#include <iostream>
#include <cctype>
#include <clocale>
 
int main()
{
    char c = '\xb4'; // the character Ž in ISO-8859-15
                     // but ´ (acute accent) in ISO-8859-1 
 
    std::setlocale(LC_ALL, "en_US.iso88591");
    std::cout << std::hex << std::showbase;
    std::cout << "in iso8859-1, tolower('0xb4') gives "
              << std::tolower(c) << '\n';
    std::setlocale(LC_ALL, "en_US.iso885915");
    std::cout << "in iso8859-15, tolower('0xb4') gives "
              << std::tolower(c) << '\n';
}

Output:

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

[editar] Ver también

convierte un carácter en mayúsculas
Original:
converts a character to uppercase
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(función) [edit]
converts a character to lowercase using the ctype facet of a locale
(función de plantilla) [edit]
convierte una carácter ancho a minúsculas
Original:
converts a wide character to lowercase
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(función) [edit]
C documentation for tolower