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  possibly restricted to those involving specified classes.
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  possibly restricted to those involving specified classes.
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}
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}
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\usage{
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\usage{
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showMethods(f = character(), where = topenv(parent.frame()),
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showMethods(f = character(), where = topenv(parent.frame()),
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            classes = NULL, includeDefs = FALSE, inherited = TRUE,
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            classes = NULL, includeDefs = FALSE, inherited = TRUE,
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            printTo = stdout())
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            showEmpty = TRUE, printTo = stdout())
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}
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}
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\arguments{
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\arguments{
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  \item{f}{one or more function names.  If omitted, all functions
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  \item{f}{one or more function names.  If omitted, all functions
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    will be examined. }
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    will be examined. }
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  \item{where}{If \code{where} is supplied, the methods definition from
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  \item{where}{If \code{where} is supplied, the methods definition from
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    have been found by inheritance, so far in the session, will be
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    have been found by inheritance, so far in the session, will be
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    included and marked as inherited. Note that an inherited method
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    included and marked as inherited. Note that an inherited method
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    will not usually appear until it has been used in this session.
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    will not usually appear until it has been used in this session.
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    See \code{\link{selectMethod}} if you want to know what method is
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    See \code{\link{selectMethod}} if you want to know what method is
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    dispatched for particular classes of arguments.}
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    dispatched for particular classes of arguments.}
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  \item{showEmpty}{logical indicating if methods with empty method lists
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    should be shown at all.  Note
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    that \code{FALSE} is \emph{not yet implemented}.}
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  \item{printTo}{The connection on which the printed information will be
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  \item{printTo}{The connection on which the printed information will be
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    written.  If \code{printTo} is \code{FALSE}, the output will be
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    written.  If \code{printTo} is \code{FALSE}, the output will be
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    collected as a character vector and returned as the value of the
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    collected as a character vector and returned as the value of the
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    call to \code{showMethod}.   See \code{\link{show}}.
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    call to \code{showMethod}.   See \code{\link{show}}.
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  }
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  }