Re: [R] Weird operator behaviour

2009-11-03 Thread Jorge Ivan Velez
Hi Jim, Take a look at ?"%in%", especially its first example. HTH, Jorge On Tue, Nov 3, 2009 at 5:02 PM, jimdare <> wrote: > > Hi, > > I have a dataset called 'fish'. fish$Species returns extract 1. When I > use > fish$Species != c("CRA","PHC"), i.e. I want all species except "CRA" and > "PH

[R] Weird operator behaviour

2009-11-03 Thread jimdare
Hi, I have a dataset called 'fish'. fish$Species returns extract 1. When I use fish$Species != c("CRA","PHC"), i.e. I want all species except "CRA" and "PHC", I get extract 2 which is blatantly wrong. Can anyone see what I'm doing wrong? Regards, James EXTRACT 1 > fish$Species [1] ALB

Re: [R] Weird operator behaviour

2009-11-03 Thread Peter Alspach
r 2009 11:02 a.m. > To: r-help@r-project.org > Subject: [R] Weird operator behaviour > > > Hi, > > I have a dataset called 'fish'. fish$Species returns extract > 1. When I use fish$Species != c("CRA","PHC"), i.e. I want > all species exce

Re: [R] Weird operator behaviour

2009-11-03 Thread Erik Iverson
are > Sent: Tuesday, November 03, 2009 4:02 PM > To: r-help@r-project.org > Subject: [R] Weird operator behaviour > > > Hi, > > I have a dataset called 'fish'. fish$Species returns extract 1. When I > use > fish$Species != c("CRA","PHC&quo