Function add

pdal/Metadata.hpp:88–96

    }

    MetadataNodeImplPtr add(const std::string& name)
    {
        MetadataNodeImplPtr sub(new MetadataNodeImpl(name));
        MetadataImplList& l = m_subnodes[name];
        l.push_back(sub);
        if (l.size() > 1)
            makeArray(l);
        return sub;
    }

    MetadataNodeImplPtr addList(const std::string& name)
    {