[R] Installing a package - and making it work?

[Torsten Hothorn]

On Fri, 3 Nov 2006, Hvidberg, Martin wrote:

> Dear list
>
> - Propoerly a beginner question, so bare with my frustration...
>
> I tried install the 'shapefiles' package into R 2.4.0 but it seems that the install had little effect...
>
>
> 		> install.packages(c("shapefiles"))
> 		--- Please select a CRAN mirror for use in this session ---
> 		trying URL 'http://cran.dk.r-project.org/bin/windows/contrib/2.4/shapefiles_0.5.zip'
> 		Content type 'application/zip' length 42335 bytes
> 		opened URL
> 		downloaded 41Kb
> 		package 'shapefiles' successfully unpacked and MD5 sums checked
> 		The downloaded packages are in
> 		        C:\TEMP\RtmpMz5Pqb\downloaded_packages
> 		updating HTML package descriptions

library("shapefiles")

> 		>  dbf <- read.dbf("test.dbf")
> 		Error: could not find function "read.dbf"
> 		>
>
> 		Note thet the last line contains an error.
>
>
> Is the package installed or not?

yes. The book (package) is in the library (is is installed). But you need 
to take it from the shelf and open it to read (load it into R via 
`library("<pkgname>")').

Best wishes,

Torsten

> How do I get access to use the functionality it offers??
>
> :-? Martin Hvidberg
>
> 	[[alternative HTML version deleted]]
>
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