Enum polars::prelude::LiteralValue

source · [−]

pub enum LiteralValue {
Show 17 variants    Null,
    Boolean(bool),
    Utf8(String),
    UInt8(u8),
    UInt16(u16),
    UInt32(u32),
    UInt64(u64),
    Int8(i8),
    Int16(i16),
    Int32(i32),
    Int64(i64),
    Float32(f32),
    Float64(f64),
    Range {
        low: i64,
        high: i64,
        data_type: DataType,
    },
    DateTime(NaiveDateTime, TimeUnit),
    Duration(Duration, TimeUnit),
    Series(NoEq<Series>),
}

Variants

`Null`

`Boolean(bool)`

A binary true or false.

`Utf8(String)`

A UTF8 encoded string type.

`UInt8(u8)`

An unsigned 8-bit integer number.

`UInt16(u16)`

An unsigned 16-bit integer number.

`UInt32(u32)`

An unsigned 32-bit integer number.

`UInt64(u64)`

An unsigned 64-bit integer number.

`Int8(i8)`

An 8-bit integer number.

`Int16(i16)`

A 16-bit integer number.

`Int32(i32)`

A 32-bit integer number.

`Int64(i64)`

A 64-bit integer number.

`Float32(f32)`

A 32-bit floating point number.

`Float64(f64)`

A 64-bit floating point number.

`Range`

Fields

low: i64

high: i64

data_type: DataType

`DateTime(NaiveDateTime, TimeUnit)`

`Duration(Duration, TimeUnit)`

`Series(NoEq<Series>)`

Implementations

impl LiteralValue

pub fn get_datatype(&self) -> DataType

Getter for the DataType of the value

Trait Implementations

impl Clone for LiteralValue

fn clone(&self) -> LiteralValue

Returns a copy of the value. Read more

1.0.0 · source

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for LiteralValue

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more

impl PartialEq<LiteralValue> for LiteralValue

fn eq(&self, other: &LiteralValue) -> bool

This method tests for self and other values to be equal, and is used by ==. Read more

fn ne(&self, other: &LiteralValue) -> bool

This method tests for !=.

impl StructuralPartialEq for LiteralValue

Auto Trait Implementations

impl !RefUnwindSafe for LiteralValue

impl Send for LiteralValue

impl Sync for LiteralValue

impl Unpin for LiteralValue

impl !UnwindSafe for LiteralValue

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> Pointable for T

const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<V, T> VZip<V> for T where
V: MultiLane<T>,

fn vzip(self) -> V