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  Use packages in R scripts by loading their namespace and attaching a
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  Use packages in R scripts by loading their namespace and attaching a
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  package environment including (a subset of) their exports to the
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  package environment including (a subset of) their exports to the
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  search path.
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  search path.
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}
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}
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\usage{
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\usage{
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use(package, lib.loc = NULL, include.only)
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use(package, include.only)
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}
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}
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\arguments{
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\arguments{
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  \item{package}{a character string given the name of a package.}
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  \item{package}{a character string given the name of a package.}
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  \item{lib.loc}{a character vector describing the location of \R
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    library trees to search through, or \code{NULL}.  The default value
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    of \code{NULL} corresponds to all libraries currently known to
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    \code{\link{.libPaths}()}.
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    Non-existent library trees are silently ignored.}
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  \item{include.only}{character vector of names of objects to
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  \item{include.only}{character vector of names of objects to
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    include in the attached environment frame.  If missing, all exports
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    include in the attached environment frame.  If missing, all exports
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    are included.}
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    are included.}
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}
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}
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\details{
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\details{