[R] Weird read.xls behavior

[Kenneth Roy Cabrera Torres]

Maybe in the original there are some "ghost" spaces after ng/ml, 
verify them.

Any way you can erase the first and the last white spaces with gsub
function.

HTH

Kenneth
El lun, 09-05-2011 a las 22:44 -0500, Jun Shen escribió:
> Dear list,
> 
> I used read.xls to read in an excel file, which has both character and
> numeric columns. Everything seems fine except in the last column, I have
> this character value "ng/ml". When reading in, read.xls seems to add a space
> at the end of it, became "ng/ml ". How can I prevent read.xls doing so?
> Thanks.
> 
> >read.xls(data, header=T, as.is=T)
> 
> Jun
> 
> 	[[alternative HTML version deleted]]
> 
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