Function JoinStrings

util/string/vector.h:70–83

template <class TIter>
inline TString JoinStrings(TIter begin, TIter end, const TStringBuf delim) {
    if (begin == end) {
        return TString();
    }

    TString result = ToString(*begin);

    for (++begin; begin != end; ++begin) {
        result.append(delim);
        result.append(ToString(*begin));
    }

    return result;
}

template <class TIter>
inline TUtf16String JoinStrings(TIter begin, TIter end, const TWtringBuf delim) {