On Fri, 5 Dec 2008, Christian Hoffmann wrote:

Hi there,

I am interested in the inner workings of wilcox.test:

wilcox.test
function (x, ...)
UseMethod("wilcox.test")
<environment: namespace:stats>

how can I get at the code, if it is R-code? For Methods one should be able to learn what extension to use, but here default or such do not help.

Is there a wayplot.default to learn which different versions of "plot" there are except trying plot.lm, ...

methods("wilcox.test")
getS3method("wilcox.test", "default")

Uwe Ligges wrote an article in R-News about this in issue 6(4), although this particular usage (the most general for S3 methods) seems not to be there.

[Note for the cognescenti: the S3 method for function foo() of class bar need not be foo.bar() if no such function is visible and registration was used. I'm not aware of any public package that does that though.]


best

-c

--
Dr. Christian W. Hoffmann,
Swiss Federal Research Institute WSL
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"Jene, die grundlegende Freiheit aufgeben wuerden, um eine geringe voruebergehende Sicherheit zu erwerben, verdienen weder Freiheit noch Sicherheit." - Benjamin Franklin


--
Christian W. Hoffmann,
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Tel +41-44-7640853, [EMAIL PROTECTED]

--
Brian D. Ripley,                  [EMAIL PROTECTED]
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
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