我下面有一个列表对象,我需要为每个列表对象分配一个特定的名称,例如如果对象在
1st
的my.list
地方,DF.1
,如果它在10th
的地方, DF.10。非常感谢。
df1 <- data_frame(ID = paste0(LETTERS[1],1:4), valueA = seq(0.1,0.4,0.1), Category= "Apples", valueDEF = seq(0.1,0.4,0.1), valueDEF2 = seq(0.1,0.4,0.1) )
df2 <- data_frame(ID = paste0(LETTERS[1],5:8), valueB = seq(0.1,0.4,0.1), Category= "Apples2")
df3 <- data_frame(ID = paste0(LETTERS[1],9:12), valueC = seq(0.1,0.4,0.1), Category= "Apples3")
my.list <- list(df1, df2, df3);my.list
for(i in 1:length(my.list)){
my.list[[i]] <- paste("DF", i, sep = ".")
#names(my.list) <- setNames(my.list , c('list1', 'list2', 'list3')) ### in forloop
}
期待答案
names(my.list)
DF.1, DF.2, DF.3
names(my.list) <- paste0("DF.", 1:length(my.list))
names(my.list)
[1] "DF.1" "DF.2" "DF.3"