fix nullbyte

}

size_t libhtmlpp::HtmlString::size() const{

    // append()/push_back()/etc. maintain a trailing '\0' sentinel in _Data so

    // c_str() stays valid between calls (pop it, write new content, push it

    // back) — that byte is a private bookkeeping detail, not real content,

    // so it must not be counted here. Without this, every consumer that

    // trusts size()/str() to describe the actual string (e.g. building a

    // larger buffer by concatenating multiple HtmlString results) ends up

    // with a genuine embedded NUL baked into otherwise-clean text, which

    // then silently truncates any later strlen()-based use of that buffer.

    if (!_Data.empty() && _Data.back() == '\0')

        return _Data.size() - 1;

    return _Data.size();

}

const std::string libhtmlpp::HtmlString::str() const{

    if(_Data.data())

        return std::string(_Data.begin(),_Data.end());

        return std::string(_Data.begin(), _Data.begin() + static_cast<long>(size()));

    return "";

}