Detect the presence of an object

Jeff Gentry · 2004-01-30T21:43:20Z

> 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()

Jeff Gentry

Fri, Jan 30, 2004 1:43 PM

exists()

Thread (8 messages)

Francisco J Molina Detect the presence of an object Jan 30 Marc Schwartz Detect the presence of an object Jan 30 Jeff Gentry Detect the presence of an object Jan 30 Paulo Justiniano Ribeiro Jr Detect the presence of an object Jan 30 Spencer Graves Detect the presence of an object Jan 30 Chuck Cleland Detect the presence of an object Jan 30 Torsten Steuernagel Detect the presence of an object Jan 30 Peter Dalgaard Detect the presence of an object Jan 30