On Oct 20, 2010, at 9:25 AM, skan wrote:


Hello

How can I select several not continuous rows ?

If I wanted to select rows 1 to 7 I'll write
mydata[,1:7]

But what if I need to select rows 1 to 5 and 10 to 15?

mydata[ , c(1:5, 10:15) ]

--
David Winsemius, MD
West Hartford, CT

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