Sergio, Please be sure to cc: the list (ie. Reply to All) with follow up questions.
In this case, you would use %in% with a negation: NewDF <- subset(DF, (var1 == 0) & (var2 == 0) & (!var3 %in% 2:3)) See ?"%in%" for more information. HTH, Marc On Mon, 2007-03-26 at 17:30 +0200, Sergio Della Franca wrote: > Ok, this run correctly. > > Another question for you: > > I want to put more than one condition for var3, i.e.: > I like to create a subset when: > - var1=0 > - var2=0 > - var3 is different from 2 and from 3. > > Like you suggested, i perform this code: > NewDF <- subset(DF, (var1 == 0) & (var2 == 0) & (var 3 != 2)) & (var > 3 != 3)) > > There is a method to combine (var 3 != 2)) & (var 3 != 3)) in one > condition? > > Thank you. > > Sergio > > > > 2007/3/26, Marc Schwartz <[EMAIL PROTECTED]>: > On Mon, 2007-03-26 at 17:02 +0200, Sergio Della Franca wrote: > > Dear R-Helpers, > > > > I want to make a subset from my data set. > > > > I'd like to perform different condition for subset. > > > > I.e.: > > > > I like to create a subset when: > > - var1=0 > > - var2=0 > > - var3 is different from 2. > > > > How can i develop a subset under this condition? > > > > Thank you in advance. > > > > Sergio Della Franca. > > See ?subset > > Something along the lines of the following should work: > > NewDF <- subset(DF, (var1 == 0) & (var2 == 0) & (var 3 != 0)) > > HTH, > > Marc Schwartz ______________________________________________ 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.
