Displaying 1 result from an estimated 1 matches for "g01_01".
2007 Aug 04
3
using loops to create multiple images
I have a data.frame with ~100 columns and I need a barplot for each column
produced and saved in some directory.
I am not sure it is possible - so please help me.
this is my loop that does not work...
vars <- list (substitute (G01_01), substitute (G01_02), substitute (G01_03),
substitute (G01_04))
results <- data.frame ('Variable Name'=rep (NA, length (vars)),
check.names=FALSE)
for (i in 1:length (vars)) {
barplot(table(i),xlab=i,ylab="Nuomon?s")
dev.copy(png, filename="/my/dir/barplot.i.png",...