Newbie code to count runs of up or down moves
In full agreement with Sarah's comments. That being said, the Magic 8 Ball has the following in the little window for the OP: ?rle Regards, Marc Schwartz
On Mar 25, 2013, at 2:44 PM, Sarah Goslee <sarah.goslee at gmail.com> wrote:
This is unreadable. Please repost in plain text, ideally NOT using Nabble, and please also tell us what you're trying to accomplish. Sarah On Monday, March 25, 2013, Newbie1234 wrote:
There are probably many mistakes with this code. I am used to coding in C
with a debugger, so I am very new to coding in R without one and different
syntax. My code in the upper left panel of R Studio
isz<-c(3,1,4,5,2,1,0,3,5,8)zlength(z)y<-c(0,0,0,0,0,0,0,0,0,0)ylength(y)zdiff
= diff(z)zdiffn<-length(zdiff)nx<-zdifff<-function(x) {
for (k in 1:n){ for (i in 1:n-k){ if
(all(x[i] * x[i-1] > 0) && ((x[i+k+1] * x[i+k]) < 0)
y[k]<-y[k]+1 } }
return(y)}f(x)__________I get back > z [1] 3 1 4 5 2 1 0 3 5 8>
length(z)[1]
10> y<-c(0,0,0,0,0,0,0,0,0,0)> y [1] 0 0 0 0 0 0 0 0 0 0> length(y)[1] 10>
zdiff = diff(z)> zdiff[1] -2 3 1 -3 -1 -1 3 2 3> n<-length(zdiff)>
n[1]
9> x<-zdiff> > f<-function(x) + {+ for (k in 1:n){+
for (i in 1:n-k){+ if (all(x[i] * x[i-1] > 0) &&
((x[i+k+1] * x[i+k]) < 0)+ y[k]<-y[k]+1 Error:
unexpected symbol in:" if (all(x[i] * x[i-1] > 0) &&
((x[i+k+1] * x[i+k]) < 0) y"> }Error:
unexpected '}' in " }"> > }Error:
unexpected '}' in " }"> return(y)Error: no function to
return from, jumping to top level> }Error: unexpected '}' in "}"> f(x)Error
in if (all(x[i] * x[i - 1] > 0) && ((x[i + k + 1] * x[i + k]) < :
missing
value where TRUE/FALSE needed_________Perhaps there is someway to use NULL
or NA?
--
View this message in context:
http://r.789695.n4.nabble.com/Newbie-code-to-count-runs-of-up-or-down-moves-tp4662423.html
Sent from the R help mailing list archive at Nabble.com.
[[alternative HTML version deleted]]
______________________________________________ R-help at r-project.org <javascript:;> mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
-- Sarah Goslee http://www.stringpage.com http://www.sarahgoslee.com http://www.functionaldiversity.org [[alternative HTML version deleted]]
______________________________________________ R-help at r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.