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std::wcspbrk(3)		      C++ Standard Libary	       std::wcspbrk(3)

NAME
       std::wcspbrk - std::wcspbrk

Synopsis
	  Defined in header <cwchar>
	  const	wchar_t* wcspbrk( const	wchar_t* dest, const wchar_t* str );
	  wchar_t* wcspbrk( wchar_t* dest, const wchar_t* str );

	  Finds	the first character in wide string pointed to by dest, that is
       also in wide
	  string pointed to by str.

Parameters
	  dest - pointer to the	null-terminated	wide string to be analyzed
	  src	- pointer to the null-terminated wide string that contains the
       characters to
		 search	for

Return value
	  Pointer to the first character in dest, that is also in  str,	 or  a
       null pointer if no
	  such character exists.

Notes
	  The  name  stands for	"wide character	string pointer break", because
       it returns a
	  pointer to the first of the separator	("break") characters.

Example
       // Run this code

	#include <iostream>
	#include <cwchar>
	#include <iomanip>

	int main()
	{
	    const wchar_t* str = L"Hello world,	friend of mine!";
	    const wchar_t* sep = L" ,!";

	    unsigned int cnt = 0;
	    do {
	       str = std::wcspbrk(str, sep); //	find separator
	       std::wcout << std::quoted(str) << L'\n';
	       if (str)	str += std::wcsspn(str,	sep); // skip separator
	       ++cnt; // increment word	count
	    } while (str && *str);

	    std::wcout << L"There are "	<< cnt << L" words\n";
	}

Output:
	" world, friend	of mine!"
	", friend of mine!"
	" of mine!"
	" mine!"
	"!"
	There are 5 words

See also
		  returns the length of	the maximum initial segment that  con-
       sists
	  wcscspn of only the wide not found in	another	wide string
		  (function)
	  wcschr   finds  the  first  occurrence of a wide character in	a wide
       string
		  (function)
	  strpbrk finds	the first location of any character from a set of sep-
       arators
		  (function)

http://cppreference.com		  2022.07.31		       std::wcspbrk(3)

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