On Mon, Mar 10, 2003 at 08:14:54AM +, [EMAIL PROTECTED] wrote:
On Mon, 10 Mar 2003, Jason Turner wrote:
for(jj in 1:5) {
foo[[jj + 1]] [which(foo$old == jj)] - TRUE #note - same offset
#from above
}
You don't need the which(), as
data1 - data.frame(old=1:2)
data1$old2 - 3:4
data1
old old2
1 13
2 24
Acceptable?
Spencer Graves
Ryan T. Moore wrote:
Two questions:
1. I have a data frame named data1 that includes the variable old. I want to create a sequence of new variables in the data frame called old.1,
Two questions:
1. I have a data frame named data1 that includes the variable old. I want to
create a sequence of new variables in the data frame called old.1, old.2, ... .
I've tried a few paste commands, and creating a new data frame of the new variables,
all to no avail. Any advice?
2.
