rename variables in r

1# df = dataframe
2# old.var.name = The name you don't like anymore
3# new.var.name = The name you want to get
4
5names(df)[names(df) == 'old.var.name'] <- 'new.var.name'

1library(plyr)
2rename(d, c("beta"="two", "gamma"="three"))
3#>   alpha two three
4#> 1     1   4     7
5#> 2     2   5     8
6#> 3     3   6     9
7

1my_data %>% 
2  rename(
3    sepal_length = Sepal.Length,
4    sepal_width = Sepal.Width
5    )

1df %>% rename(!!variable := name_of_col_from_df)
2