dfr last for dataframe

Creates new dataframe with tail rows or creates a last expression.

Signature

> dfr last

Examples

Create new dataframe with last rows

> [[a b]; [1 2] [3 4]] | dfr into-df | dfr last 1
╭───┬───┬───╮
│ # │ a │ b │
├───┼───┼───┤
│ 0 │ 3 │ 4 │
╰───┴───┴───╯

dfr last for expression

creates a last expression

Signature

> dfr last

Examples

Creates a last expression from a column

> dfr col a | dfr last