std::wcschr (3) Linux Manual Page

std::wcschr – std::wcschr

Synopsis

Defined in header<cwchar>

    const wchar_t *wcschr(const wchar_t *str, wchar_t ch);

wchar_t *wcschr(wchar_t *str, wchar_t ch);

Finds the first 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 NULL if no such character is found.

Example

// Run this code

#include <iostream>

#include <cwchar>

#include <locale>
int main()

{
    wchar_t arr[] = L"招き猫 кошка";
    const wchar_t *cat = std::wcschr(arr, L'猫');
    const wchar_t *dog = std::wcschr(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 2
  The character 犬 not found

See also

        find characters in the string
find (public member function of std::basic_string<CharT,Traits,Allocator>)
        finds the first occurrence of a character
strchr (function)
        finds the last occurrence of a wide character in a wide string
wcsrchr (function)
        finds the first location of any wide character in one wide string, in another wide string
wcspbrk (function)