std::wcsrchr
From cppreference.com
| 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
| finds the first occurrence of a wide character in a wide string (function) | |
| finds the last occurrence of a character (function) | |
| find the last occurrence of a substring (public member function of std::basic_string<CharT,Traits,Allocator>)
| |
C documentation for wcsrchr
| |
