The iswpunct() function is defined in <cwctype> header file.
iswpunct() prototype
int iswpunct(wint_t ch);
The iswpunct() function checks if ch is a punctuation character or not. By default, the punctuation characters are
!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~.
iswpunct() Parameters
- ch: The wide character to check.
iswpunct() Return value
- The iswpunct() function returns non zero value if ch is a punctuation character.
- It returns zero if ch is not a punctuation character.
Example: How iswpunct() function works?
#include <cwctype>
#include <iostream>
#include <clocale>
using namespace std;
int main()
{
setlocale(LC_ALL, "en_US.UTF-8");
wchar_t ch1 = L'\u0938';
wchar_t ch2 = L'\u007e';
iswpunct(ch1) ? wcout << ch1 << L" is a punctuation character" : wcout << ch1 << L" is not a punctuation character";
wcout << endl;
iswpunct(ch2) ? wcout << ch2 << L" is a punctuation character" : wcout << ch2 << L" is not a punctuation character";
return 0;
}
When you run the program, the output will be:
स is not a punctuation character ~ is a punctuation character