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FlatMap

core::iter

Struct FlatMap 

1.6.0 · Source 
pub struct FlatMap<I, U: IntoIterator, F> { /* private fields */ }
Expand description

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.

Trait Implementations§

1.0.0 · Source§

impl<I: Clone, U, F: Clone> Clone for FlatMap<I, U, F>
where U: Clone + IntoIterator<IntoIter: Clone>,

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

Performs copy-assignment from source. Read more
1.9.0 · Source§

impl<I: Debug, U, F> Debug for FlatMap<I, U, F>
where U: IntoIterator<IntoIter: Debug>,

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<I, U, F> Freeze for FlatMap<I, U, F>
where <U as IntoIterator>::IntoIter: Freeze, I: Freeze, F: Freeze,

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impl<I, U, F> Send for FlatMap<I, U, F>
where <U as IntoIterator>::IntoIter: Send, I: Send, F: Send,

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impl<I, U, F> Sync for FlatMap<I, U, F>
where <U as IntoIterator>::IntoIter: Sync, I: Sync, F: Sync,

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impl<I, U, F> Unpin for FlatMap<I, U, F>
where <U as IntoIterator>::IntoIter: Unpin, I: Unpin, F: Unpin,

Blanket Implementations§

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impl<T> Borrow<T> for T
where 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 T
where 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 T
where 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, U> TryFrom<U> for T
where 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 T
where 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.