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2009 Mar 11
4
R-help: grep in for loop using index - doesn't work
...orks
if I use
the actual index value but when I use the for loop index, it doesn't work.
Any suggestions plz.
Here is the code:
data <- read.table(file="Sigmoid.csv", head=FALSE, sep=",");
c1 <- data$V1
c2 <- data$V2
c3 <- data$V3
c1data <- data.frame(c1);
c2data <- data.frame(c2);
c3data <- data.frame(c3);
#this works
p <- grep("QueryItem",c1data["147",],value=FALSE,fixed=FALSE)
print(p) # print 1
#doesn't work
i<-147
p1 <- grep("QueryItem",c1data["i",],value=FALSE,fixed=FALSE)
print(p1) # prints...
2009 Mar 12
1
eps/pdf write help
...;, sep="")) .. it prints all pdf''s but they are empty
Can someone suggest which method shud I use for such.
Thanks
Mohan
Code:
for(i in 1:19) {
query <- d$V1[i];
print(query)
#pdf(paste(i,".pdf", sep=""));
x11();
plot(c2data[start1:count,],c3data[start1:count,],xlab="Buildings",
ylab="Sky", sub=i);
points(c2data[query,],c3data[query,], pch=20, col=''blue'');
grid();
dev.print()
dev.copy2eps();
dev.copy()
start1 <- count + 2;
#print(start1)
val <...