[Rd] is.integer() (PR#6984)
Prof Brian Ripley
ripley at stats.ox.ac.uk
Wed Jun 16 16:50:21 CEST 2004
On Wed, 16 Jun 2004 mmr at tci.ufal.br wrote:
> I'm not sure if is it a BUG or not...
You were wrong to send a bug report if you are not sure: see the R FAQ.
> I'm using R 1.9.0, and I used the command below:
> > is.integer(9)
>  FALSE
> R manual contains this words about the is.integer() function:
> "is.integer returns TRUE or FALSE depending on whether its argument is of
> integer type or not."
> What's the problem? Am I wrong about the BUG report?
9 is a double constant, not an integer constant. The type of `9' is not
integer: try it
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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