Type Definition polars_core::datatypes::DateChunked

pub type DateChunked = Logical<DateType, Int32Type>;

Available on crate feature dtype-date only.

Implementations

impl DateChunked

pub fn as_date_iter(
    &self
) -> impl Iterator<Item = Option<NaiveDate>> + TrustedLen + '_

Available on crate features temporal or dtype-datetime or dtype-date only.

pub fn from_naive_date<I: IntoIterator<Item = NaiveDate>>(
    name: &str,
    v: I
) -> Self

Available on crate features temporal or dtype-datetime or dtype-date only.

Construct a new DateChunked from an iterator over NaiveDate.

pub fn strftime(&self, fmt: &str) -> Utf8Chunked

Available on crate features temporal or dtype-datetime or dtype-date only.

Format Date with a fmt rule. See chrono strftime/strptime.

pub fn from_naive_date_options<I: IntoIterator<Item = Option<NaiveDate>>>(
    name: &str,
    v: I
) -> Self

Available on crate features temporal or dtype-datetime or dtype-date only.

Construct a new DateChunked from an iterator over optional NaiveDate.

Trait Implementations

impl From<ChunkedArray<Int32Type>> for DateChunked

fn from(ca: Int32Chunked) -> Self

Converts to this type from the input type.

impl IntoSeries for DateChunked

Available on crate features dtype-datetime or dtype-date or dtype-time only.

fn into_series(self) -> Series

fn is_series() -> bool

impl LogicalType for DateChunked

fn dtype(&self) -> &DataType

Get data type of ChunkedArray.

fn get_any_value(&self, i: usize) -> PolarsResult<AnyValue<'_>>

Gets AnyValue from LogicalType

unsafe fn get_any_value_unchecked(&self, i: usize) -> AnyValue<'_>

Safety

fn cast(&self, dtype: &DataType) -> PolarsResult<Series>

impl<T: AsRef<[NaiveDate]>> NamedFrom<T, [NaiveDate]> for DateChunked

fn new(name: &str, v: T) -> Self

Initialize by name and values.

impl<T: AsRef<[Option<NaiveDate>]>> NamedFrom<T, [Option<NaiveDate>]> for DateChunked

fn new(name: &str, v: T) -> Self

Initialize by name and values.