- string::size_type start, end, ostart;
-
- ostart = 0;
- start = 0;
- end = 0;
- i = 0;
-
- while ((start = str.find_first_of ('{', ostart)) != string::npos) {
+ string::size_type start = 0;
+ string::size_type end = 0;
+ string::size_type ostart = 0;
+ for (int i = 0; (start = str.find_first_of ('{', ostart)) != string::npos; ++i) {