c******a 发帖数: 725 | 1 比如
X1<-first lag of X
X2<-second lag of X
.....
Xp<-p-th lag of X
p很大,能用一个loop来实现吗。 谢谢了。 | i********f 发帖数: 206 | 2 为什么不用array呢
【在 c******a 的大作中提到】 : 比如 : X1<-first lag of X : X2<-second lag of X : ..... : Xp<-p-th lag of X : p很大,能用一个loop来实现吗。 谢谢了。
| s*r 发帖数: 2757 | 3 so you are thinking about SAS when playing with R
with R, you can use index to navigate through data rows | c*2 发帖数: 24 | 4 I think you do it by assign
e.g.
assign("myVar1",1) | c******a 发帖数: 725 | 5 Many thanks. Problem solved.
I found this code from the help file
for(i in 1:6) { #-- Create objects 'r.1', 'r.2', ... 'r.6' --
nam <- paste("r",i, sep=".")
assign(nam, 1:i)
}
【在 c*2 的大作中提到】 : I think you do it by assign : e.g. : assign("myVar1",1)
|
|