subset fo daataframe with rename column r code example
Example 1: rename column in r
# df = dataframe
# old.var.name = The name you don't like anymore
# new.var.name = The name you want to get
names(df)[names(df) == 'old.var.name'] <- 'new.var.name'
Example 2: r dataframe change column name
names(df)[1] <- paste("newName")