\Header{dataframeHelpers}{Data Frame Auxiliary Functions}
\alias{xpdrows.data.frame}{dataframeHelpers}
\keyword{internal}{dataframeHelpers}
\begin{Description}\relax
Auxiliary functions for use with data frames.
\end{Description}
\begin{Usage}
\begin{verbatim}
xpdrows.data.frame(x, old.rows, new.rows)
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\code{x}] object of class \code{data.frame}.
\item[\code{old.rows, new.rows}] row names for old and new rows.
\end{ldescription}
\end{Arguments}
\begin{Details}\relax
\code{xpdrows.data.frame} is an auxiliary function which expands the
rows of a data frame.  It is used by the data frame methods of
\code{[<-} and \code{[[<-} (which perform subscripted assignments on a
data frame), and not intended to be called directly.
\end{Details}
\begin{SeeAlso}\relax
\code{\Link{[.data.frame}}
\end{SeeAlso}

