Thank you Don so much,
It was very helpful and it worked from the first try. Thanks for the extra
comments on my script.
On Wed, May 11, 2011 at 4:41 PM, MacQueen, Don wrote:
> Try something similar to this:
>
> ## unchanged
> full <- read.table("March_15.dat", sep=",",row.names=NULL,
> as.is=
Try something similar to this:
## unchanged
full <- read.table("March_15.dat", sep=",",row.names=NULL,
as.is=TRUE,skip=1,header=TRUE)
## then convert TIMESTAMP to a date-time class
full$TIMESTAMP <- as.POSIXct(full$TIMESTAMP)
## now you can use subset()
atimeframe <- subset(full,
TIMESTAMP
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