C library function strxfrm()

C library function strxfrm()

#include <iostream>
#include <cstring>
#include <clocale>
using namespace std;
int main()
{
   setlocale(LC_COLLATE, "cs_CZ.UTF-8");
   const char* s1 = "hrnec";
   const char* s2 = "chrt";
   char t1[20], t2[20];

   cout << "strcoll returned " << strcoll(s1,s2) << endl;
   cout << "Before transformation, " << "strcmp returned " << strcmp(s1,s2) << endl;

   strxfrm(t1,s1,10);
   strxfrm(t2,s2,10);
   cout << "After transformation, " << "strcmp returned " << strcmp(t1,t2) << endl;

   return 0;
}

Output