[R] Plot with Julian dates.
spencer.graves at pdf.com
Sun Aug 13 09:18:14 CEST 2006
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2. If yes and if you would like further help from this listserve,
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and provide commented, minimal, self-contained, reproducible code with
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self-contained, reproducible code" inhibits me from commenting further
on this issue at this time.
Hope this helps.
C. Park wrote:
> Dear Sir/Madam:
> I simply want to draw x-y plot with Julian dates (x) and numbers (y).
> Please see below for my program.
> In the older version of R, the plot(jdat, miles) worked without any problem.
> But, with the new version of R, plot(jdat, miles) does not work any more.
> So, I added log="" option (as far as I know, it is a default setting, so
> log="" should not be needed).
> Now, it works with log="" option. But it is weird to me.
> I also check
> plot( jdat, miles, log="", type="p")
> The option type="p" is also a default. So it should be the same as
> plot( jdat, miles, log=""). The figures are the same, but the one with
> type="p" option yields a warning message.
> Do you think it is a R bug?
> Thanks for your valuable time.
> C. Park
> Note: I used the following R version
> platform i686-redhat-linux-gnu
> arch i686
> os linux-gnu
> system i686, linux-gnu
> major 2
> minor 3.1
> year 2006
> month 06
> day 01
> svn rev 38247
> language R
> version.string Version 2.3.1 (2006-06-01)
> ## Here is my program
> dat = c( "12-5-1995", "12-30-1995", "8-27-1996", "11-20-1996", "8-29-1997",
> "11-7-1997", "4-4-1998", "7-15-1998", "11-2-1998", "1-16-1999" )
> miles = c(106, 1468, 7298, 7935, 13440, 14460, 17132, 20214, 22802, 24724 )
> jdat = as.date(dat) ## Convert to Julian date form.
> plot( jdat, miles ) ## Not working
> Error in plot.window(xlim, ylim, log, asp, ...) :
> "log=" specification must be character
> plot( jdat, miles, log="" ) ## Works
> plot( jdat, miles, log="", type="p") ## Works, but warning messages
> Warning message:
> graphical parameter "type" is obsolete in: axis(side, at, labels, tick, line,
> pos, outer, font, lty, lwd,
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> and provide commented, minimal, self-contained, reproducible code.
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