[R] function
Jeff Gentry
jgentry at jimmy.harvard.edu
Wed Feb 19 04:09:04 CET 2003
On Wed, 19 Feb 2003 skayis at lic.co.nz wrote:
> The following function:
> match(myvec,myscaler)!="NA"
> I need a return
> FALSE FALSE TRUE TRUE TRUE TRUE TRUE FALSE FALSE ...FALSE
> Is there any function to perform this?
Try:
myvec == myscaler
> z <- c(24, 24, 10, 10, 10, 10, 44, 44, 44, 45, 45, 45, 54, 54, 54, 54,
42, 42)> a <- 10
> match(z,a)
[1] NA NA 1 1 1 1 NA NA NA NA NA NA NA NA NA NA NA NA
> which(z == a)
[1] 3 4 5 6
> z == a
[1] FALSE FALSE TRUE TRUE TRUE TRUE FALSE FALSE FALSE FALSE FALSE
FALSE
[13] FALSE FALSE FALSE FALSE FALSE FALSE
-J
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