Hi Weylandt,


I tried it but i was not successful.

Here is the full code

Any help would be great.
########################################################################
time<-c("02-Jan-05","09-Jan-05","16-Jan-05","23-Jan-05","30-Jan-05","06-Feb-05","13-Feb-05","20-Feb-05","27-Feb-05","06-Mar-05","13-Mar-05",
"20-Mar-05","27-Mar-05","03-Apr-05","10-Apr-05","17-Apr-05","24-Apr-05","01-May-05","08-May-05","15-May-05")
time<-as.Date(time,"%d-%b-%y")
a2<-c("81.96392786","81.96392786","82.16432866","82.56513026","82.76553106","79.96593186","78.16633267",
"75.56713427","74.76753507","72.96793587","70.96793587","45.96793587","83.96793587","84.36873747",
"84.56913828","84.56913828","84.56913828","84.56913828","84.36873747","84.36873747")
a3<-c("81.96392786","81.96392786","81.96392786","70.96392786","68.16432866","66.16432866",
"62.16432866","58.56513026","56.56513026","54.56513026","48.56513026","49.76553106","52.76553106",
"54.76553106","57.96593186","59.36673347","83.36673347","83.36673347","83.36673347",
"83.56713427")
j<-0
for(i in 1:length(a3))
{
if(a2[i]>a3[i])
{
j<-j+1
x[j]<-a2[i]
y[j]<-a3[i]
temp_time[j]<-time[i]
}
}
plot(time,a2,type='l',col='red',ylab='',xlab=" ",axes=FALSE)
lines(time,a3,col='blue',ylab='',xlab=" ")
polygon(c(temp_time,rev(temp_time)),c(x,y),col="grey")
#########################################################################
On Sun, Dec 4, 2011 at 2:46 AM, R. Michael Weylandt <
michael.weylandt@gmail.com> wrote:

> ? polygon
> example(polygon)
>
> Michael
>
> On Sat, Dec 3, 2011 at 4:08 PM, avinash barnwal
> <avinashbarnwal123@gmail.com> wrote:
> > Hi all,
> >
> > I have been trying to shade the specific part of the plot
> >
> > Part to be shaded
> >
> > 1. Any color whenever a2>a3
> >
> > 2. Any other color( Not same as 1) whenever a2<a3
> >
> > Suggest me some code for this task
> >
> > PLOT CODE for reference
> >
> >
> ######################################################################################################
> >
> a2<-c("81.96392786","81.96392786","82.16432866","82.56513026","82.76553106","79.96593186","78.16633267",
> >
> "75.56713427","74.76753507","72.96793587","70.96793587","45.96793587","83.96793587","84.36873747",
> >
> "84.56913828","84.56913828","84.56913828","84.56913828","84.36873747","84.36873747")
> >
> a3<-c("81.96392786","81.96392786","81.96392786","70.96392786","68.16432866","66.16432866",
> >
> "62.16432866","58.56513026","56.56513026","54.56513026","48.56513026","49.76553106","52.76553106",
> >
> "54.76553106","57.96593186","59.36673347","83.36673347","83.36673347","83.36673347",
> > "83.56713427")
> > plot(a2,type='l',col='red',ylab='',xlab=" ",axes=FALSE)
> > lines(a3,col='blue',ylab='',xlab=" ")
> >
> ######################################################################################################
> >
> > Thank you in the advance
> > --
> > Avinash Barnwal
> > Final year undergraduate student
> > Statistics and informatics
> > Department of Mathematics
> > IIT Kharagpur
> >
> > ______________________________________________
> > R-help@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.
> >
>



-- 
Avinash Barnwal
Final year undergraduate student
Statistics and informatics
Department of Mathematics
IIT Kharagpur

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