Trait polars::prelude::ChunkExpandAtIndex

source · [−]

pub trait ChunkExpandAtIndex<T> where
    T: PolarsDataType, {
    fn expand_at_index(&self, length: usize, index: usize) -> ChunkedArray<T>;
}

Expand description

Create a new ChunkedArray filled with values at that index.

Required Methods

fn expand_at_index(&self, length: usize, index: usize) -> ChunkedArray<T>

Create a new ChunkedArray filled with values at that index.

Implementors

impl ChunkExpandAtIndex<BooleanType> for ChunkedArray<BooleanType>

impl ChunkExpandAtIndex<ListType> for ChunkedArray<ListType>

impl ChunkExpandAtIndex<Utf8Type> for ChunkedArray<Utf8Type>

impl<T> ChunkExpandAtIndex<ObjectType<T>> for ChunkedArray<ObjectType<T>> where
T: PolarsObject,

impl<T> ChunkExpandAtIndex<T> for ChunkedArray<T> where
    T: PolarsDataType + PolarsNumericType,
    ChunkedArray<T>: ChunkFull<<T as PolarsNumericType>::Native>,
    ChunkedArray<T>: TakeRandom,
    <ChunkedArray<T> as TakeRandom>::Item == <T as PolarsNumericType>::Native,