Method SubStr

util/generic/strbuf.h:491–493

    }

    Y_PURE_FUNCTION inline TdSelf SubStr(size_t beg) const noexcept {
        return TdSelf(*this).Skip(beg);
    }

    Y_PURE_FUNCTION inline TdSelf SubStr(size_t beg, size_t len) const noexcept {
        return SubStr(beg).Trunc(len);