NAME¶

std::wcsrchr - std::wcsrchr

Synopsis¶

Defined in header <cwchar>
const wchar_t* wcsrchr( const wchar_t* str, wchar_t ch );
wchar_t* wcsrchr( wchar_t* str, wchar_t ch );

Finds the last occurrence of the wide character ch in the wide string pointed to by
str.

Parameters¶

str - pointer to the null-terminated wide string to be analyzed
ch - wide character to search for

Return value¶

Pointer to the found character in str, or a null pointer if no such character is
found.

Example¶

// Run this code

#include <cwchar>
#include <iostream>
#include <locale>

int main()
{
const wchar_t arr[] = L"白猫 黒猫 кошки";
const wchar_t* cat = std::wcsrchr(arr, L'猫');
const wchar_t* dog = std::wcsrchr(arr, L'犬');

std::cout.imbue(std::locale("en_US.utf8"));

if (cat)
std::cout << "The character 猫 found at position " << cat - arr << '\n';
else
std::cout << "The character 猫 not found\n";

if (dog)
std::cout << "The character 犬 found at position " << dog - arr << '\n';
else
std::cout << "The character 犬 not found\n";
}

Output:¶

The character 猫 found at position 4
The character 犬 not found

See also¶

wcschr finds the first occurrence of a wide character in a wide string
(function)
strrchr finds the last occurrence of a character
(function)
rfind find the last occurrence of a substring
(public member function of std::basic_string<CharT,Traits,Allocator>)
C documentation for
wcsrchr