This is Circle 8.1.30 of 'The R Inferno'.
http://www.burns-stat.com/pages/Tutor/R_inferno.pdf
The example even uses 3.
On 10/11/2012 16:58, David Winsemius wrote:
On Nov 10, 2012, at 8:34 AM, Haszun wrote:
Why it always gives me a 3?
fun=function(x) {
+ if (x<-3) {
The above code assigns 3 to x.
+ return(x)
+ } else {
+ if(x<2) {
+ return(x^2-1)
+ } else {
+ return(log(x))
+ }}}
fun(-5)
[1] 3
fun(0)
[1] 3
fun(10)
[1] 3
fun(-10)
[1] 3
--
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David Winsemius, MD
Alameda, CA, USA
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--
Patrick Burns
pbu...@pburns.seanet.com
twitter: @portfolioprobe
http://www.portfolioprobe.com/blog
http://www.burns-stat.com
(home of 'Some hints for the R beginner'
and 'The R Inferno')
______________________________________________
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
