Function StringToLowerASCII

src/butil/strings/string_util.h:293–296

// Converts the elements of the given string.  This version uses a pointer to
// clearly differentiate it from the non-pointer variant.
template <class str> inline void StringToLowerASCII(str* s) {
  for (typename str::iterator i = s->begin(); i != s->end(); ++i)
    *i = butil::ToLowerASCII(*i);
}

template <class str> inline str StringToLowerASCII(const str& s) {
  // for std::string and std::wstring