Method Head

util/generic/strbuf.h:499–501

    }

    Y_PURE_FUNCTION inline TdSelf Head(size_t pos) const noexcept {
        return TdSelf(*this).Trunc(pos);
    }

    Y_PURE_FUNCTION inline TdSelf Tail(size_t pos) const noexcept {
        return SubStr(pos);