Re: [R] Error: missing value where TRUE/FALSE needed

From: Benilton Carvalho <bcarvalh_at_jhsph.edu>
Date: Sun, 6 Jan 2008 01:50:35 -0500

make "k = 100", note that you're doing fcsPar[k]-fcsPar[k+10]

note fcsPar has length 100...

therefore valueDiff becomes NA.. and the if() statement fails.

b

On Jan 6, 2008, at 1:16 AM, Nicholas Crosbie wrote:

>
>
> Can any explain the following error:
>
> Error in if ((seedCount <= seedNumber) && (valueDiff >
> sup)) { :
> missing value where TRUE/FALSE needed
>
> which I get upon running this script:
>
> seedNumber <- 10
> seeds <- array(dim = seedNumber)
> seedCount <- 1
>
> maxValue <- 100
> sup <- maxValue / 2
>
> fcsPar <- array(as.integer(rnorm(100, 50, 10)))
>
> while (seedCount <= seedNumber) {
> for(k in 1:100) {
> valueDiff <- abs(fcsPar[k] - fcsPar[k+1])
> if((seedCount <= seedNumber) && (valueDiff >
> sup)) { #error
> seeds[seedCount] <- fcsPar[k]
> seedCount <- seedCount + 1
> }
> }
> sup <- sup / 2
> }
>
>
> many thanks.
>
>
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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Sun 06 Jan 2008 - 06:55:31 GMT

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