Hi Arun,
Thank u so much for your help. It helped me solve the problem
THANK YOU

-Yashvardhan Kajaria
On Thu, Mar 14, 2013 at 11:28 PM, arun <smartpink111@yahoo.com> wrote:

> HI,
>
> 1.
>
> date1<-c("5 jan 2013", "1 jan 2013")
>  date1<-as.Date(date1,format="%d %b %Y")
> date1[1]-date1[2]
> #Time difference of 4 days
>
>
> 2.
>
>
> If you only have the week number of year without any other information, it
> would be difficult to predict which day that would be.
> You could get the week number from the date:
> library(lubridate)
>  date2<-"2013-01-26"
> wday(ymd(date2),label=TRUE)
> # 1 parsed with %Y-%m-%d
> #[1] Sat
>
>
> week(ymd(date2))
> # 1 parsed with %Y-%m-%d
> #[1] 4
> A.K.
>
> ----- Original Message -----
> From: yash kajaria <yash.kajaria@gmail.com>
> To: r-help@r-project.org
> Cc:
> Sent: Thursday, March 14, 2013 9:45 AM
> Subject: [R] date & time manipulation- R 2.15.1 windows 7
>
> Hi,
>     I wanted to learn how to solve a date and time manipulation where i can
> do the following two
>     1. difference of two dates eg (differnce between 5th jan 2013 and 1st
> jan 2013)
>
>     2.Suppose i have week number of the year, i want to know if i can find
> out the day it refers to eg( say week 2 of 2013 would be  6th jan 2013 and
> the day is sunday)
>        i need my result to tell me that its the 6th of jan 2013 as well as
> the day (sunday)
>
> Can u please help me out?
>
> Thanks,
> Yashvardhan Kajaria
>
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>
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