Namensräume
Varianten
Aktionen

std::ispunct

Aus cppreference.com
< cpp‎ | string‎ | byte

This page has been machine-translated from the English version of the wiki using Google Translate.

The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here.

Click here for the English version of this page

 
C++
 
Strings Bibliothek
Null-terminierte Strings
Original:
Null-terminated strings
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Byte-Strings
Multibyte-Strings
Wide Strings
Classes
Original:
Classes
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
basic_string
char_traits
 
Null-terminierte Byte-Strings
Funktionen
Original:
Functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Character Manipulation
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.
Umwandlungen in numerische Formate
Original:
Conversions to numeric formats
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
String-Manipulation
Original:
String manipulation
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
strcpy
strncpy
strcat
strncat
strxfrm
String Prüfung
Original:
String examination
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Speicher Manipulation
Original:
Memory manipulation
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
memchr
memcmp
memset
memcpy
memmove
Verschiedenes
Original:
Miscellaneous
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
strerror
 
definiert in Header <cctype>
int ispunct( int ch );
Prüft, ob die angegebene Zeichen ist ein Satzzeichen in der aktuellen C locale. Die Standardeinstellung für locale C stuft die Zeichen !"#$%&'()*+,-./:;<=>?@[\]^_`{|}~ als Satzzeichen .
Original:
Checks if the given character is a punctuation character in the current C locale. The default C locale classifies the characters !"#$%&'()*+,-./:;<=>?@[\]^_`{|}~ as punctuation.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Inhaltsverzeichnis

[Bearbeiten] Parameter

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

[Bearbeiten] Rückgabewert

Nicht-Null-Wert (true), wenn der Charakter ein Satzzeichen ist, 0 (false) ansonsten .
Original:
Non-zero value (true) if the character is a punctuation character, 0 (false) otherwise.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[Bearbeiten] Beispiel

#include <iostream>
#include <cctype>
#include <clocale>
 
int main()
{
    char c = '\xd7'; // the character × (multiplication sign) in ISO-8859-1
 
    std::cout << "ispunct(\'\\xd7\', default C locale) returned "
               << std::boolalpha << (bool)std::ispunct(c) << '\n';
 
    std::setlocale(LC_ALL, "en_GB.iso88591");
    std::cout << "ispunct(\'\\xd7\', ISO-8859-1 locale) returned "
              << std::boolalpha << (bool)std::ispunct(c) << '\n';
}

Output: 

ispunct('\xd7', default C locale) returned false
ispunct('\xd7', ISO-8859-1 locale) returned true

[Bearbeiten] Siehe auch
prüft, ob ein Zeichen als Satzzeichen durch eine locale eingestuft
Original:
checks if a character is classified as punctuation 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.

(Funktions-Template) [edit]
prüft, ob eine breite Zeichen ist ein Satzzeichen
Original:
checks if a wide character is a punctuation character
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(Funktion) [edit]
C documentation for ispunct
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
Von „https://de.cppreference.com/mwiki/index.php?title=cpp/string/byte/ispunct&oldid=27873“