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% File src/library/base/man/UseMethod.Rd
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% File src/library/base/man/UseMethod.Rd
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% Part of the R package, http://www.R-project.org
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% Part of the R package, http://www.R-project.org
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% Copyright 1995-2010 R Core Team
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% Copyright 1995-2010 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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- 
 
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\newcommand{\sspace}{\ifelse{latex}{\out{~}}{ }}
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\name{UseMethod}
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\name{UseMethod}
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\title{Class Methods}
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\title{Class Methods}
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\alias{UseMethod}
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\alias{UseMethod}
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\alias{NextMethod}
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\alias{NextMethod}
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\alias{S3Methods}
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\alias{S3Methods}
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  Note that \code{.Class} is set when the generic is called, and is
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  Note that \code{.Class} is set when the generic is called, and is
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  unchanged if the class of the dispatching argument is changed in a
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  unchanged if the class of the dispatching argument is changed in a
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  method.  It is possible to change the method that \code{NextMethod}
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  method.  It is possible to change the method that \code{NextMethod}
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  would dispatch by manipulating \code{.Class}, but \sQuote{this is not
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  would dispatch by manipulating \code{.Class}, but \sQuote{this is not
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    recommended unless you understand the inheritance mechanism
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    recommended unless you understand the inheritance mechanism
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    thoroughly} (Chambers & Hastie, 1992, p. 469).
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    thoroughly} (Chambers & Hastie, 1992, p.\sspace{}469).
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}
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}
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\note{
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\note{
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  This scheme is called \emph{S3} (S version 3).  For new projects,
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  This scheme is called \emph{S3} (S version 3).  For new projects,
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  it is recommended to use the more flexible and robust \emph{S4} scheme
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  it is recommended to use the more flexible and robust \emph{S4} scheme
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  provided in the \pkg{methods} package.
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  provided in the \pkg{methods} package.