void link(vector<string> entries) { // entries contains several strings (each will contain about 25 elements) that need to be splitted

  for (int j = 0; j < entries.size(); ++j) {

      string entry = entries[j];
      
      // vector<string> elementsInEntry;
      // old split function

      test_custom< vector<string_view> > (entry); // No return value

      typedef string::const_iterator iter;
      typedef boost::iterator_range<iter> string_view;

      for (int i = 0; i < elementsInEntry.size(); ++i) {
        singleElements[elementsInEntry[i]].push_back(myID); // Won't find elementsInEntry
	// strings in singleElements[] are needed later because I need the function string::find() and some more functions string provides
      }

  }

}