Yes it is!
you should write:
q1 <- q[q$V3<1,]
Since the data.frame has two indices, the first one indicating rows, which is what you need!
Regards, Ales Ziberna
----- Original Message ----- From: "Oleg Bartunov" <[email protected]>
To: "R-help" <[email protected]>
Sent: Saturday, March 12, 2005 1:29 PM
Subject: [R] data frame excerption
Hello,
is't possible to get excerptions of data frame using some contstraints, something like q1 = q[q$V3<1] ?
Regards, Oleg _____________________________________________________________ Oleg Bartunov, sci.researcher, hostmaster of AstroNet, Sternberg Astronomical Institute, Moscow University (Russia) Internet: [email protected], http://www.sai.msu.su/~megera/ phone: +007(095)939-16-83, +007(095)939-23-83
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