[R] is there something like or() ?

[Moshe Olshansky]

You can say

table1$var2  %in% c("a","b","c","d")

--- Sebastian Leuzinger
<Sebastian.Leuzinger at unibas.ch> wrote:

> hi, this may be trivial, but we can't seem to find
> anything adequate, 
> (although there is a work around with match() ). We
> are looking for something 
> along the lines of
>  
>
plot(table1[table1$var2==or("a","b","c","d"),"var1"])
> 
> 
> would be handy, with the potential or() function
> leading to what 
> 
> plot(table1[table1$var2=="a" | table1$var2=="b" |
> table1$var2=="c" | 
> table1$var2=="d","var1"])
> 
> would do.
> thanks for any hint
> 
> 
> ----------------------------------------------
> Dr. Sebastian Leuzinger
> University of Basel, Department of Environmental
> Science
> Institute of Botany
> Schönbeinstr. 6 CH-4056 Basel
> ph    0041 (0) 61 2673511
> fax   0041 (0) 61 2673504
> email Sebastian.Leuzinger at unibas.ch 
> web   http://pages.unibas.ch/botschoen/leuzinger
> 
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