[R] lapply with argument "X"

john.gavin@ubs.com john.gavin at ubs.com
Wed Oct 6 18:18:25 CEST 2004


Hi,

I am probably making a simple mistake but I can't see it

> X
Error: Object "X" not found
> exists("X")
[1] FALSE
> lapply("X", exists)
[[1]]
[1] TRUE

Why is lapply producing true?
Is it something to do with the first
argument of lapply also being called 'X'?

> version
         _              
platform i386-pc-mingw32
arch     i386           
os       mingw32        
system   i386, mingw32  
status                  
major    2              
minor    0.0            
year     2004           
month    10             
day      04             
language R                  

Regards,

John.

John Gavin <john.gavin at ubs.com>,
Quantitative Risk Models and Statistics,
UBS Investment Bank, 6th floor, 
100 Liverpool St., London EC2M 2RH, UK.
Phone +44 (0) 207 567 4289
Fax   +44 (0) 207 568 5352

Visit our website at http://www.ubs.com

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