Thanks! Joh
On Thursday 23 August 2007 12:01:50 you wrote: > x[cbind(1:nrow(x), the.vector)] > > Patrick Burns > [EMAIL PROTECTED] > +44 (0)20 8525 0696 > http://www.burns-stat.com > (home of S Poetry and "A Guide for the Unwilling S User") > > Johannes Graumann wrote: > >Hello, > > > >Imagine a data frame like so: > > > > Intensity0 Intensity1 > >1 767432.1 451743.4 > >2 3998988.0 4642145.0 > >3 818974.6 552315.8 > > > >and a vector like so: > > > >[1] 1 2 1 > > > >How can I get R to produce a vector that contains the value in one column > > or the other depending on the vector? The result should look like > > > >[1] 767432.1 4642145.0 818974.6 > > > >Thanks for any hints! > > > >Joh > > > >______________________________________________ > >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.
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______________________________________________ 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.
