Generate list of levels and unique values

level_list(dataset, ...)

Arguments

dataset	A data.frame
...	Unquoted variable names to evaluate

Examples

data.frame(a = c(rep("a",5),rep("b",5)), b = c(rep(1,5),6:10)) %>% level_list
#> $a
#> [1] "a" "b"
#> 
#> $b
#> [1]  1  6  7  8  9 10
#> 
level_list(mtcars, mpg, cyl)
#> $mpg
#>  [1] 21.0 22.8 21.4 18.7 18.1 14.3 24.4 19.2 17.8 16.4 17.3 15.2 10.4 14.7 32.4
#> [16] 30.4 33.9 21.5 15.5 13.3 27.3 26.0 15.8 19.7 15.0
#> 
#> $cyl
#> [1] 6 4 8
#>