Message-ID: <401AE175.21770.209B534C@localhost>
Date: 2004-01-30T21:57:57Z
From: Torsten Steuernagel
Subject: Detect the presence of an object
In-Reply-To: <16410.50557.738399.755782@dhcp-63-193.cse.ucsc.edu>
On 30 Jan 2004 at 12:58, Francisco J Molina wrote:
>
> 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?
Have you tried exists("a", inherits=FALSE) ?
- Torsten