[R] What is the R equivalent of STATA's 'drop' command?

Kingsford Jones kingsfordjones at gmail.com
Tue Feb 10 04:53:39 CET 2009

See ?"[" and its examples

Also, section 2.7 of An Introduction to R is a good place to start:


Kingsford Jones

On Mon, Feb 9, 2009 at 5:27 PM, jjh21 <jjharden at gmail.com> wrote:
> Hello,
> I am trying to do some data cleaning in R. I need to drop observations that
> take on certain values of a variable. In STATA I might type something like:
> drop if <variable name> == 3
> drop if <variable name> == 4
> Is there an R equivalent of this? I have tried playing around with the
> subset command, but it seems a bit clunky. What would an advanced R user's
> approach be for something like this?
> Thank you!
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