

    \filetitle{userdata}{Get or set user data in an IRIS object}{model/userdata}

	\paragraph{Syntax for getting user data}
 
 \begin{verbatim}
 X = userdata(OBJ)
 \end{verbatim}
 \paragraph{Syntax for assigning user data}
 
 \begin{verbatim}
 OBJ = userdata(OBJ,X)
 \end{verbatim}
 \paragraph{Input arguments}
 
 \begin{itemize}
 \item
   \texttt{OBJ} {[} model \textbar{} tseries \textbar{} VAR \textbar{}
   SVAR \textbar{} FAVAR \textbar{} sstate {]} - One of the IRIS objects.
 \item
   \texttt{X} {[} \ldots{} {]} - Data that will be attached to the
   object.
 \end{itemize}
 \paragraph{Output arguments}
 
 \begin{itemize}
 \item
   \texttt{X} {[} \ldots{} {]} - User data that are currently attached to
   the object.
 \end{itemize}
 \paragraph{Description}
 
 \paragraph{Example}


