c 2b 2b replace substrings

1using namespace std;
2
3string ReplaceAllSubstringOccurrences(string sAll, string sStringToRemove, string sStringToInsert)
4{
5   int iLength = sStringToRemove.length();
6   size_t index = 0;
7   while (true)
8   {
9      /* Locate the substring to replace. */
10      index = sAll.find(sStringToRemove, index);
11      if (index == std::string::npos)
12         break;
13
14      /* Make the replacement. */
15      sAll.replace(index, iLength, sStringToInsert);
16
17      /* Advance index forward so the next iteration doesn't pick it up as well. */
18      index += iLength;
19   }
20   return sAll;
21}
22
23
24// EXAMPLE: in usage
25string sInitialString = "Replace this, and also this, don't forget this too";
26string sFinalString = ReplaceAllSubstringOccurrences(sInitialString, "this", "{new word/phrase}");
27cout << "[sInitialString->" << sInitialString << "]\n";
28cout << "[sFinalString->" << sFinalString << "]\n";
29
30/* OUTPUT:
31[sInitialString->Replace this, and also this, don't forget this too]
32[sFinalString->Replace {new word/phrase}, and also {new word/phrase}, don't forget {new word/phrase} too] 
33*/
34