[Gfoss] primi problemi grass + R
Eugenio Trumpy
frippe12573 a hotmail.com
Lun 21 Lug 2008 14:50:25 CEST
Salve a tutti,
come mai se lancio il comando>ls da dentro R (già dentro il mapset di grass) ottengo:
> ls
function (name, pos = -1, envir = as.environment(pos), all.names = FALSE,
pattern)
{
if (!missing(name)) {
nameValue <- try(name)
if (identical(class(nameValue), "try-error")) {
name <- substitute(name)
if (!is.character(name))
name <- deparse(name)
pos <- name
}
else pos <- nameValue
}
all.names <- .Internal(ls(envir, all.names))
if (!missing(pattern)) {
if ((ll <- length(grep("[", pattern, fixed = TRUE)))>
0 && ll != length(grep("]", pattern, fixed = TRUE))) {
if (pattern == "[") {
pattern <- "\\["
warning("replaced regular expression pattern '[' by '\\\\['")
}
else if (length(grep("[^\\\\]\\[<-", pattern)> 0)) {
pattern <- sub("\\[<-", "\\\\\\[<-", pattern)
warning("replaced '[<-' by '\\\\[<-' in regular expression pattern")
}
}
grep(pattern, all.names, value = TRUE)
}
else all.names
}
Eugenio
_________________________________________________________________
Curiosità, trucchi e consigli per il tuo Messenger!
http://www.messenger.it
Maggiori informazioni sulla lista
Gfoss