Struct polars::chunked_array::builder::NullChunkedBuilder
source · pub struct NullChunkedBuilder { /* private fields */ }Implementations§
source§impl NullChunkedBuilder
impl NullChunkedBuilder
pub fn new(name: &str, len: usize) -> NullChunkedBuilder
sourcepub fn append_null(&mut self)
pub fn append_null(&mut self)
Appends a null slot into the builder
pub fn finish(self) -> NullChunked
pub fn shrink_to_fit(&mut self)
Trait Implementations§
source§impl Clone for NullChunkedBuilder
impl Clone for NullChunkedBuilder
source§fn clone(&self) -> NullChunkedBuilder
fn clone(&self) -> NullChunkedBuilder
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreAuto Trait Implementations§
impl Freeze for NullChunkedBuilder
impl !RefUnwindSafe for NullChunkedBuilder
impl Send for NullChunkedBuilder
impl Sync for NullChunkedBuilder
impl Unpin for NullChunkedBuilder
impl !UnwindSafe for NullChunkedBuilder
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> IntoEither for T
impl<T> IntoEither for T
source§fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moresource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more