How about

x[-c(2, 3)]

-roger

Yanqin Yang wrote:
> Hello,
>    
>   Would anyone kindly tell me how to remove the empty element in the vector 
> object?
>   For example, 
>   > x
> [1] "a" ""  ""  "c" "c" "c" "d"
>> unique(x)
> [1] "a" ""  "c" "d"
> How could I get the output like: "a","c","d"? 
>    
>   Thanks,
>    
>   Yanqin
>    
> 
>               
> ---------------------------------
> Get your email and more, right on the  new Yahoo.com 
>       [[alternative HTML version deleted]]
> 
> ______________________________________________
> R-help@stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
> 

-- 
Roger D. Peng  |  http://www.biostat.jhsph.edu/~rpeng/

______________________________________________
R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.

Reply via email to