r ramka danych usuń kolumnę
df$columnName <- NULL
Brave Beetle
df$columnName <- NULL> df <- data.frame(x=1:5, y=6:10, z=11:15, a=16:20)
> df <- subset (df, select = -c(x:z))
> df
a
1 16
2 17
3 18
4 19
5 20df <- df %>%
select(-column_to_drop)