RankOptions.nullPlacement
arrow.types.NullPlacement nullPlacement() @propertyGet nullPlacement property.
Returns
Whether nulls and NaNs are placed at the start or at the end.
void nullPlacement(arrow.types.NullPlacement propval) @propertySet nullPlacement property.
Parameters
propval | Whether nulls and NaNs are placed at the start or at the end. |