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std::iswgraph

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< cpp‎ | string‎ | wide

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C++
 
Biblioteca cordas
Strings terminadas
Original:
Null-terminated strings
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Cadeias de bytes
Multibyte cordas
Cordas de largura
Classes
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Classes
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Strings terminadas largura
Funções
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Functions
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Manipulação personagem
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Character manipulation
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Conversões para formatos numéricos
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Conversions to numeric formats
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Manipulação de cadeia
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String manipulation
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Manipulação matriz
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Array manipulation
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Definido no cabeçalho <cwctype>
int iswgraph( std::wint_t ch );
Verifica se o caráter dado de largura tem uma representação gráfica, i. e. ou é um número (0123456789), uma letra maiúscula (ABCDEFGHIJKLMNOPQRSTUVWXYZ), uma letra minúscula (abcdefghijklmnopqrstuvwxyz), um caractere de pontuação (!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~) ou qualquer outro caractere gráfico específico para a localidade C atual.
Original:
Checks if the given wide character has a graphical representation, i. e. it is either a number (0123456789), an uppercase letter (ABCDEFGHIJKLMNOPQRSTUVWXYZ), a lowercase letter (abcdefghijklmnopqrstuvwxyz), a punctuation character(!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~) or any graphical character specific to the current C locale.
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Índice

[editar] Parâmetros

ch -
caráter de largura
Original:
wide character
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[editar] Valor de retorno

Valor diferente de zero (true) se o personagem tem um caráter amplo representação gráfica, 0 (false) de outra forma.
Original:
Non-zero value (true) if the wide character has a graphical representation character, 0 (false) otherwise.
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[editar] Exemplo

#include <iostream>
#include <cwctype>
#include <clocale>
 
int main()
{
    wchar_t c = L'\u2602'; // the Unicode character Umbrella ('☂')
 
    std::cout << std::hex << std::showbase << std::boolalpha;
    std::cout << "in the default locale, iswgraph(" << (std::wint_t)c << ") = "
              << (bool)std::iswgraph(c) << '\n';
    std::setlocale(LC_ALL, "en_US.utf8");
    std::cout << "in Unicode locale, iswgraph(" << (std::wint_t)c << ") = "
              << (bool)std::iswgraph(c) << '\n';
}

Saída: 

in the default locale, iswgraph(0x2602) = false
in Unicode locale, iswgraph(0x2602) = true

[editar] Veja também
checa se um caractere é classificado como gráfico pela localização
Original:
checks if a character is classfied as graphical by a locale
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(modelo de função) [edit]
verifica se um personagem é um personagem gráfico
Original:
checks if a character is a graphical character
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(função) [edit]
Documentação C para iswgraph
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
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