On 11/02/2013, PIKAL Petr <petr.pi...@precheza.cz> wrote: > > str(testtimedataset)
With my real data set, revealed that after conversion, the time series data consists of 'chr' which I guess means character type data, reporting the following error: Error in plot.window(...) : need finite 'xlim' values In addition: Warning messages: 1: In xy.coords(x, y, xlabel, ylabel, log) : NAs introduced by coercion 2: In min(x) : no non-missing arguments to min; returning Inf 3: In max(x) : no non-missing arguments to max; returning -Inf Does this mean I must convert the 24-hour time series values to POSIX*t type objects; if so how please? > > Anyway, by > > plot(testdata~testtimedataset$V1) > > you will get rid of error message but depending on testtimedataset mode you > can get different one. > Confirmed, thanks. ______________________________________________ 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.
