Struct FlatMap

struct FlatMap<I, U: IntoIterator, F> { ... }

An iterator that maps each element to an iterator, and yields the elements of the produced iterators.

This struct is created by Iterator::flat_map. See its documentation for more.

Implementations

impl<I> IntoIterator for FlatMap<I, U, F>

fn into_iter(self: Self) -> I

impl<I, U, F> Freeze for FlatMap<I, U, F>

impl<I, U, F> FusedIterator for FlatMap<I, U, F>

impl<I, U, F> RefUnwindSafe for FlatMap<I, U, F>

impl<I, U, F> Send for FlatMap<I, U, F>

impl<I, U, F> Sync for FlatMap<I, U, F>

impl<I, U, F> TrustedLen for FlatMap<I, U, F>

impl<I, U, F> Unpin for FlatMap<I, U, F>

impl<I, U, F> UnsafeUnpin for FlatMap<I, U, F>

impl<I, U, F> UnwindSafe for FlatMap<I, U, F>

impl<I: Clone, U, F: Clone> Clone for FlatMap<I, U, F>

fn clone(self: &Self) -> Self

impl<I: DoubleEndedIterator, U, F> DoubleEndedIterator for FlatMap<I, U, F>

fn next_back(self: &mut Self) -> Option<<U as >::Item>
fn try_rfold<Acc, Fold, R>(self: &mut Self, init: Acc, fold: Fold) -> R
where
    Self: Sized,
    Fold: FnMut(Acc, <Self as >::Item) -> R,
    R: Try<Output = Acc>
fn rfold<Acc, Fold>(self: Self, init: Acc, fold: Fold) -> Acc
where
    Fold: FnMut(Acc, <Self as >::Item) -> Acc
fn advance_back_by(self: &mut Self, n: usize) -> Result<(), NonZero<usize>>

impl<I: Iterator, U: IntoIterator, F> Iterator for FlatMap<I, U, F>

fn next(self: &mut Self) -> Option<<U as >::Item>
fn size_hint(self: &Self) -> (usize, Option<usize>)
fn try_fold<Acc, Fold, R>(self: &mut Self, init: Acc, fold: Fold) -> R
where
    Self: Sized,
    Fold: FnMut(Acc, <Self as >::Item) -> R,
    R: Try<Output = Acc>
fn fold<Acc, Fold>(self: Self, init: Acc, fold: Fold) -> Acc
where
    Fold: FnMut(Acc, <Self as >::Item) -> Acc
fn advance_by(self: &mut Self, n: usize) -> Result<(), NonZero<usize>>
fn count(self: Self) -> usize
fn last(self: Self) -> Option<<Self as >::Item>

impl<I: fmt::Debug, U, F> Debug for FlatMap<I, U, F>

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

impl<T> Any for FlatMap<I, U, F>

fn type_id(self: &Self) -> TypeId

impl<T> Borrow for FlatMap<I, U, F>

fn borrow(self: &Self) -> &T

impl<T> BorrowMut for FlatMap<I, U, F>

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

impl<T> CloneToUninit for FlatMap<I, U, F>

unsafe fn clone_to_uninit(self: &Self, dest: *mut u8)

impl<T> From for FlatMap<I, U, F>

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into for FlatMap<I, U, F>

fn into(self: Self) -> U

Calls U::from(self).

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

impl<T, U> TryFrom for FlatMap<I, U, F>

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

impl<T, U> TryInto for FlatMap<I, U, F>

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