decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, KEYWORDS &&...kwds ) const;
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, KEYWORDS &&...kwds );
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, const string label, KEYWORDS &&...kwds ) const;
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, const string label, KEYWORDS &&...kwds );
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, const char *const label, KEYWORDS &&...kwds ) const;
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, const char *const label, KEYWORDS &&...kwds );
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, const regex labelRegex, KEYWORDS &&...kwds ) const;
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, const regex labelRegex, KEYWORDS &&...kwds );
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, const pair<Child,label>, KEYWORDS &&...kwds ) const;
decltype(auto) operator()( const Child<TYPE,ALLOW,CONVERTER,FILTER> &kwd, const pair<Child,label>, KEYWORDS &&...kwds );