Struct polars_core::chunked_array::ops::ObjectTakeRandom

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pub struct ObjectTakeRandom<'a, T: PolarsObject> { /* private fields */ }
Available on crate feature object only.

Trait Implementations§

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impl<'a, T: PolarsObject> TakeRandom for ObjectTakeRandom<'a, T>

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type Item = &'a T

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fn get(&self, index: usize) -> Option<Self::Item>

Get a nullable value by index. Read more
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unsafe fn get_unchecked(&self, index: usize) -> Option<Self::Item>

Get a value by index and ignore the null bit. Read more

Auto Trait Implementations§

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impl<'a, T> !RefUnwindSafe for ObjectTakeRandom<'a, T>

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impl<'a, T> Send for ObjectTakeRandom<'a, T>

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impl<'a, T> Sync for ObjectTakeRandom<'a, T>

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impl<'a, T> Unpin for ObjectTakeRandom<'a, T>

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impl<'a, T> !UnwindSafe for ObjectTakeRandom<'a, T>

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for Twhere V: MultiLane<T>,

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fn vzip(self) -> V