Function ShallowClone

sourcecommon/tinyxml2.h:1682–1684

    char* Identify( char* p, XMLNode** node );

    virtual XMLNode* ShallowClone( XMLDocument* /*document*/ ) const	{
        return 0;
    }
    virtual bool ShallowEqual( const XMLNode* /*compare*/ ) const	{
        return false;
    }