[R] subtitle in Hmisc xYplot

David Winsemius dwinsemius at comcast.net
Wed Dec 16 07:53:49 CET 2009

My apologies. I did look at both help pages before writing my commnets  
but I missed the sub entry.

On Dec 15, 2009, at 11:39 AM, Frank E Harrell Jr wrote:

> David Winsemius wrote:
>> On Dec 14, 2009, at 7:09 PM, Joe King wrote:
>>> Ok so I am trying to add a subtitle to my xYplot using Hmisc and I  
>>> have some
>>> dummy code of
>>> x<-seq(1,10,1)
>>> y<-rev(seq(1,10,1))http://repair.att.com/repair/processing.do?processingJSP=TroubleDescription
>>> ci<-y*.10
>>> ciupper<-y+ci
>>> cilower<-y-ci
>>> this code works fine:
>>> xYplot(Cbind(y,ciupper,cilower)~x, type=c("b"),plot.points = TRUE,
>>> method='filled bands', main='main title')
>>> but when I add sub=. at the end and use this
>> Where did you find it documented that "sub" was an argument that  
>> would be interpreted as a subtitle for either xYplot or xyplot?  
>> (You may be unaware that there are separate graphics systems in R  
>> and that arguments for base graphics will not be recognized by  
>> Lattice graphics.
> David - I had to look this up myself this morning.  It's documented  
> in xyplot so it should have worked for xYplot.  Now it does.
> Frank
>>> xYplot(Cbind(y,ciupper,cilower)~x, type=c("b"),plot.points = TRUE,
>>> method='filled bands', main='main title', sub='subtitle')
>>> I get an error saying subscript out of bounds, any help?
>> Read the help pages? The method I use to get a second line under my  
>> "main title" is to use "\n" to force a line break. If you want the  
>> sort of subtitle that one gets in base graphics you will need to be  
>> more clear.
>>>    [[alternative HTML version deleted]]
>> Please stop sending HTML formatted material. It takes extra time to  
>> edit out the wasted space.
> -- 
> Frank E Harrell Jr   Professor and Chair           School of Medicine
>                     Department of Biostatistics   Vanderbilt  
> University

David Winsemius, MD
Heritage Laboratories
West Hartford, CT

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