Re: [Rd] RFC: adding an 'exact' argument to [[

From: Seth Falcon <sfalcon_at_fhcrc.org>
Date: Tue, 22 May 2007 16:07:42 -0700

Hi again,

Robert has committed the proposed patch to R-devel. So [[ now has an 'exact' argument and the behavior is as described:

Seth Falcon <sfalcon_at_fhcrc.org> writes:
> 1. [[ gains an 'exact' argument with default value NA
>
> 2. Behavior of 'exact' argument:
>
> exact=NA
> partial matching is performed as usual, however, a warning
> will be issued when a partial match occurs. This is the
> default.
>
> exact=TRUE
> no partial matching is performed.
>
> exact=FALSE
> partial matching is allowed and no warning issued if it
> occurs.
>

+ seth

-- 
Seth Falcon | Computational Biology | Fred Hutchinson Cancer Research Center
http://bioconductor.org

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