\HeaderA{wstringapply}{Apply a function on a window sliding on a string}{wstringapply}
\keyword{manip}{wstringapply}
\begin{Description}\relax
Apply a function on a window sliding on a string
\end{Description}
\begin{Usage}
\begin{verbatim}
wstringapply(x, SIZE, SLIDE, FUN, ...)
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\code{x}] The string 
\item[\code{SIZE}] The size of the window (number of characters). 
\item[\code{SLIDE}] offset to move at each slide
\item[\code{FUN}] The function to be applied 
\item[\code{...}] optional parameter for the function \code{FUN} 
\end{ldescription}
\end{Arguments}
\begin{Details}\relax
Apply the function \code{FUN} to substrings of \code{x} of length \code{SIZE}.
\end{Details}
\begin{Value}
A list of size \code{nchar(x) - SIZE}.
\end{Value}
\begin{Author}\relax
~~who you are~~
\end{Author}
\begin{Examples}
\begin{ExampleCode}
\end{ExampleCode}
\end{Examples}

