`polars arg-min` for dataframe

Return index for min value in series.

Signature

> polars arg-min {flags}

Input/output types:

input	output
polars_dataframe	polars_dataframe
polars_lazyframe	polars_lazyframe

Examples

Returns index for min value

> [1 3 2] | polars into-df | polars arg-min
╭───┬─────────╮
│ # │ arg_min │
├───┼─────────┤
│ 0 │       0 │
╰───┴─────────╯