Struct Last

pub struct Last<T> { /* private fields */ }

A collection that takes the last item when collected or extended from an iterator.

Implementations

impl<T> Last<T>

pub fn get(&self) -> Option<&T>

pub fn into_inner(self) -> Option<T>

Trait Implementations

impl<T: Clone> Clone for Last<T>

fn clone(&self) -> Last<T>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<T: Debug> Debug for Last<T>

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

Formats the value using the given formatter.

impl<T> Default for Last<T>

fn default() -> Self

Returns the “default value” for a type.

impl<A> Extend<A> for Last<A>

fn extend<T: IntoIterator<Item = A>>(&mut self, iter: T)

Extends a collection with the contents of an iterator.

fn extend_one(&mut self, item: A)

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

Extends a collection with exactly one element.

fn extend_reserve(&mut self, additional: usize)

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

Reserves capacity in a collection for the given number of additional elements.

impl<A> FromIterator<A> for Last<A>

fn from_iter<T: IntoIterator<Item = A>>(iter: T) -> Self

Creates a value from an iterator.