works fine on 2.11.1 Windows: > x <- structure(list(Last_Successful_Run = structure(1L, .Label = "30/10/2010", + class = "factor")), .Names = "Last_Successful_Run", class = "data.frame", + row.names = c(NA, + -1L)) > x Last_Successful_Run 1 30/10/2010 > str(x) 'data.frame': 1 obs. of 1 variable: $ Last_Successful_Run: Factor w/ 1 level "30/10/2010": 1 > write.csv(x, file='x.csv') > z <- read.csv('x.csv') > z X Last_Successful_Run 1 1 30/10/2010 >
Your data is a 'factor' so it should not be doing any date conversion. On Mon, Nov 1, 2010 at 9:14 AM, Santosh Srinivas <santosh.srini...@gmail.com> wrote: > Dear Group, > > Why does write.csv modify the date format when it write to a file. > > I have the following variable Param_Dat: > > dput(Param_Dat) > structure(list(Last_Successful_Run = structure(1L, .Label = "30/10/2010", > class = "factor")), .Names = "Last_Successful_Run", class = "data.frame", > row.names = c(NA, > -1L)) > > > When I do: > write.csv(Param_Dat,"Param.csv",quote=F,row.names=F) > > The format of the info in the file is: > Last_Successful_Run > 31OCT2010 > > I want to retain the dd/mm/YYYY format ... > > Please advise. > > ---------------------------------------------------------------------------- > -------------------------- > Thanks R-Helpers. Yes, this is a silly question and it will not be repeated! > :-) > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Jim Holtman Cincinnati, OH +1 513 646 9390 What is the problem that you are trying to solve? ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.