Try this:
> write.csv(transform(d, date = format(date, "%m/%d/%Y")))
"","ticker","date","price"
"1","IBM","12/03/2009",120
"2","IBM","12/04/2009",123
On Mon, Dec 28, 2009 at 10:19 AM, <george....@bnymellon.com> wrote:
> Hi,
>
> I have a data.frame containing a Date column. When using write.csv()
> function to generate a CSV file, I always get the Date column formatted as
> "YYYY-MM-DD". I would like to have it formatted as "MM/DD/YYYY", but
> could not find an easy way to do it. Here is the test code:
>
> d <- data.frame(ticker=c("IBM", "IBM"), date = as.Date(c("2009-12-03",
> "2009-12-04")), price=c(120.00, 123.00))
> write.csv(d, file="C:/temp/test.csv", row.names=FALSE)
>
> The test.csv generated looks like this:
>
> "ticker","date","price"
> "IBM",2009-12-03,120
> "IBM",2009-12-04,123
>
> I would like to have the date fields in the CSV formatted as "MM/DD/YYYY".
> Is there any easy way to do this?
>
> Thanks in advance.
>
> George Zou
>
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