[R] How to use a reserved word in italics in an expression
Duncan Murdoch
murdoch at stats.uwo.ca
Sat Feb 16 23:15:35 CET 2008
On 16/02/2008 4:51 PM, Michael Kubovy wrote:
> Dear R-helpers,
>
> > label2 <- expression(paste(italic(attraction function:), 'slope'))
> Error: unexpected 'function' in "label2 <-
> expression(paste(italic(attraction function"
>
> How do I tell R that in this case I don't want 'function' to be
> treated as a reserved word but as a string in italics?
Just put it in quotes. In fact, I think italic("attraction") looks
better than italic(attraction), so you may want to do this more generally.
For example,
plot(1, main=expression(paste(italic("attraction function: "), "slope")))
Duncan Murdoch
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