change dataframe column name r code example
Example 1: r set dataframe column names
R> X <- data.frame(bad=1:3, worse=rnorm(3))
R> X
bad worse
1 1 -2.440467
2 2 1.320113
3 3 -0.306639
R> colnames(X) <- c("good", "better")
R> X
good better
1 1 -2.440467
2 2 1.320113
3 3 -0.306639
Example 2: r dataframe change column name
names(df)[1] <- paste("newName")
Example 3: r set dataframe column names
R> colnames(X)[2] <- "superduper"