> On May 1, 2016, at 11:09 AM, Jan Kacaba <jan.kac...@gmail.com> wrote:
> 
> Hello dear R helpers,
> 
> Is it possible to have more than 1 row for column names in data.frame,
> array, tbl_df? I would like to have column numbers in the first row, string
> names in the second row, physical unit in third row.

It's possible to embed "\n" in names but whether that will deliver desired 
results with plotting and printing functions may be another matter. You would 
always  need to quote names, even when using "$".


> How would I do it?
> 
> Derek
> 
>       [[alternative HTML version deleted]]
> 
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David Winsemius
Alameda, CA, USA

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