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% File src/library/base/man/formals.Rd
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% File src/library/base/man/formals.Rd
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% Part of the R package, https://www.R-project.org
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% Part of the R package, https://www.R-project.org
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% Copyright 1995-2022 R Core Team
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% Copyright 1995-2023 R Core Team
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% Distributed under GPL 2 or later
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% Distributed under GPL 2 or later
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\name{formals}
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\name{formals}
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\title{Access to and Manipulation of the Formal Arguments}
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\title{Access to and Manipulation of the Formal Arguments}
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\alias{formals}
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\alias{formals}
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\arguments{
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\arguments{
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  \item{fun}{a \code{\link{function}}, or see \sQuote{Details}.}
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  \item{fun}{a \code{\link{function}}, or see \sQuote{Details}.}
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  \item{envir}{\code{\link{environment}} in which the function should be
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  \item{envir}{\code{\link{environment}} in which the function should be
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    defined (or found via \code{\link{get}()} in the first case and when
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    defined (or found via \code{\link{get}()} in the first case and when
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    \code{fun} a character string).}
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    \code{fun} a character string).}
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  \item{value}{a \code{\link{list}} (or \code{\link{pairlist}}) of \R expressions.}
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  \item{value}{a \code{\link{list}} (or \code{\link{pairlist}}, hence possibly
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    \code{\link{NULL}}) of \R expressions.}
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}
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}
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\details{
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\details{
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  For the first form, \code{fun} can also be a character string naming
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  For the first form, \code{fun} can also be a character string naming
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  the function to be manipulated, which is searched for in \code{envir},
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  the function to be manipulated, which is searched for in \code{envir},
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  by default from the parent
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  by default from the parent