Nothing
`mu.rank` <-
function(x, na.last=TRUE, na.rm=Inf)
{
if (!is.na(na.last) && na.last == "keep")
{ na.last <- NA
na.rm <- FALSE } # R compat
if (nas <- !is.na(na.rm)) # nas allowed?
if(nas <- length(wna <- which.na(x))) { # nas present?
x <- x[-wna] # remove nas
if (is.inf(na.rm)) na.rm <- is.na(na.last) # defaults
}
if (!nas || na.rm) {
return(mu.rank.nna(x))
} else {
x <- mu.rank.nna(x)
n <- len(x)
r <- numeric(n+nas)
rna <- (nas+1)/2
r[-wna] <- ifelse1 (is.na(na.last) || (na.last), x, x+rna)
r[ wna] <- ifelse1 (is.na(na.last), NA, na.last, n+rna, rna )
return(r)
}
}
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