std::iswlower

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Manipulação personagem Original: Character manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
iswalnum iswalpha iswlower iswupper iswdigit iswxdigit iswblank (C++11) wctype iswctype	iswcntrl iswgraph iswspace iswprint iswpunct towlower towupper wctrans towctrans
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<tbody> </tbody>

Definido no cabeçalho <cwctype>
int iswlower( std::wint_t ch );

Verifica se o caráter dado larga é uma letra minúscula, ou seja, um dos abcdefghijklmnopqrstuvwxyz ou qualquer letra minúscula específico para a localidade atual.

Original:

Checks if the given wide character is a lowercase letter, i.e. one of abcdefghijklmnopqrstuvwxyz or any lowercase letter specific to the current locale.

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Parâmetros

ch

-

caráter de largura Original: wide character 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

Valor diferente de zero (true) se o personagem é uma ampla letra minúscula, 0 (false) de outra forma.

Original:

Non-zero value (true) if the wide character is an lowercase letter, 0 (false) otherwise.

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Exemplo

#include <iostream>
#include <cwctype>
#include <clocale>

int main()
{
    wchar_t c = L'\u0444'; // Cyrillic small letter ef ('ф')

    std::cout << std::hex << std::showbase << std::boolalpha;
    std::cout << "in the default locale, iswlower(" << (std::wint_t)c << ") = "
              << (bool)std::iswlower(c) << '\n';
    std::setlocale(LC_ALL, "en_US.utf8");
    std::cout << "in Unicode locale, iswlower(" << (std::wint_t)c << ") = "
              << (bool)std::iswlower(c) << '\n';
}

Saída:

in the default locale, iswlower(0x444) = false
in Unicode locale, iswlower(0x444) = true

Veja também

islower(std::locale)	checa se o caractere é classificado como minúsculo pela localização Original: checks if a character is classified as lowercase by a locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (modelo de função)
islower	checa se o personagem é minúscula Original: checks if a character is lowercase The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função)
Documentação C para iswlower

ASCII values (hex)		characters	iscntrl iswcntrl	isprint iswprint	isspace iswspace	isblank iswblank	isgraph iswgraph	ispunct iswpunct	isalnum iswalnum	isalpha iswalpha	isupper iswupper	islower iswlower	isdigit iswdigit	isxdigit iswxdigit
0 - 8	0x00-0x08	control codes (NUL, etc.)	≠0	0	0	0	0	0	0	0	0	0	0	0
9	0x09	tab (\t)	≠0	0	≠0	≠0	0	0	0	0	0	0	0	0
10 - 13	0x0A-0x0D	whitespaces (\n,\v,\f,\r)	≠0	0	≠0	0	0	0	0	0	0	0	0	0
14 - 31	0x0E-0x1F	control codes	≠0	0	0	0	0	0	0	0	0	0	0	0
32	0x20	space	0	≠0	≠0	≠0	0	0	0	0	0	0	0	0
33 - 47	0x21-0x2F	!"#$%&'()*+,-./	0	≠0	0	0	≠0	≠0	0	0	0	0	0	0
48 - 57	0x30-0x39	0123456789	0	≠0	0	0	≠0	0	≠0	0	0	0	≠0	≠0
58 - 64	0x3a-0x40	:;<=>?@	0	≠0	0	0	≠0	≠0	0	0	0	0	0	0
65 - 70	0x41-0x46	ABCDEF	0	≠0	0	0	≠0	0	≠0	≠0	≠0	0	0	≠0
71 - 90	0x47-0x5A	GHIJKLMNOPQRSTUVWXYZ	0	≠0	0	0	≠0	0	≠0	≠0	≠0	0	0	0
91 - 96	0x5B-0x60	[\]^_`	0	≠0	0	0	≠0	≠0	0	0	0	0	0	0
97 -102	0x61-0x66	abcdef	0	≠0	0	0	≠0	0	≠0	≠0	0	≠0	0	≠0
103-122	0x67-0x7A	ghijklmnopqrstuvwxyz	0	≠0	0	0	≠0	0	≠0	≠0	0	≠0	0	0
123-126	0x7B-0x7E	{|}~	0	≠0	0	0	≠0	≠0	0	0	0	0	0	0
127	0x7F	backspace character (DEL)	≠0	0	0	0	0	0	0	0	0	0	0	0