Re: [R] Missing values in function calls

2010-08-18 Thread Greg Snow
t 17, 2010 6:22 AM > To: r-help@r-project.org > Subject: [R] Missing values in function calls > > > Hello, > I would like to ask you how to determine if function value is missing > for particular function call. I mean if I define function > > f > >

Re: [R] Missing values in function calls

2010-08-17 Thread David Winsemius
On Aug 17, 2010, at 8:22 AM, wrote: Hello, I would like to ask you how to determine if function value is missing for particular function call. I mean if I define function ?is.na f David Winsemius, MD West Hartford, CT __ R-help@r-projec

[R] Missing values in function calls

2010-08-17 Thread vojta
Hello, I would like to ask you how to determine if function value is missing for particular function call. I mean if I define function f __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide