[R] Date issues

[David Winsemius]

On Sep 18, 2010, at 11:25 AM, Santosh Srinivas wrote:

> Strangely this is not working ... what am I doing wrong here?
>
>> tDate <- FnO_Data$Date[1]
>> tDate
> [1] 20090101
>> as.Date(c(tDate),format="%Y%m%d")
> [1] NA

?sasDate

as.Date does not take numeric arguments. Try:

 > as.Date(as.character(tDate), format="%Y%M%d")
[1] "2009-09-01"

-- 


David Winsemius, MD
West Hartford, CT