Message-ID: <x2oeslj9sh.fsf@biostat.ku.dk>
Date: 2004-01-30T23:28:46Z
From: Peter Dalgaard
Subject: Detect the presence of an object
In-Reply-To: <16410.50557.738399.755782@dhcp-63-193.cse.ucsc.edu>
Francisco J Molina <fjmolina at ams.ucsc.edu> writes:
> Is there a function like "is.there" such that
>
> is.there ( a ) returns TRUE is object 'a' is in the current environment and
> FALSE otherwise?
exists("a",inherits=FALSE)
--
O__ ---- Peter Dalgaard Blegdamsvej 3
c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907