key()
returns a list of symbols; key_vars()
gives a character vector.
key(x) key_vars(x)
x | A tsibble. |
---|
key(pedestrian)#> [[1]] #> Sensor #>key_vars(pedestrian)#> [1] "Sensor"key(tourism)#> [[1]] #> Region #> #> [[2]] #> State #> #> [[3]] #> Purpose #>key_vars(tourism)#> [1] "Region" "State" "Purpose"