\name{defaultElement}
\alias{defaultElement}
\alias{defaultElement,vector-method}
\title{ Return the default element for a vector object. }
\description{
  For a vector object, this generic returns a length one vector with the
  default element for the vector as the first (and only) element.
}
\usage{
defaultElement(x)
}
\arguments{
  \item{x}{ A vector object. }
}
\value{
  A length one vector with the default element.
}
\seealso{\code{\link{externalVector-class}} for the method for this
  generic for the "externalVector" class. }
\examples{
defaultElement(1:5)
defaultElement(list(1, 2))
}
\keyword{methods}