Item

Struct Item 

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pub struct Item<K, V> { /* private fields */ }

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impl<K, V> Item<K, V>

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pub fn new(key: K, value: V) -> Item<K, V>

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pub fn key(&self) -> &K

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pub fn key_mut(&mut self) -> &mut K

Modifying a key in such a way that its order with regard to other keys changes is a logical error.

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pub fn value(&self) -> &V

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pub fn value_mut(&mut self) -> &mut V

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pub fn set(&mut self, key: K, value: V) -> (K, V)

Modifying a key in such a way that its order with regard to other keys changes is a logical error.

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pub fn set_key(&mut self, key: K) -> K

Modifying a key in such a way that its order with regard to other keys changes is a logical error.

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pub fn set_value(&mut self, value: V) -> V

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pub fn maybe_uninit_value_mut(&mut self) -> &mut MaybeUninit<V>

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pub fn into_key(self) -> K

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pub fn into_value(self) -> V

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pub fn as_pair(&self) -> (&K, &V)

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pub fn as_pair_mut(&mut self) -> (&mut K, &mut V)

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pub fn into_pair(self) -> (K, V)

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pub unsafe fn forget_value(self)

Drop the key but not the value which is assumed uninitialized.

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The value must be uninitialized.

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pub fn into_inner(self) -> (MaybeUninit<K>, MaybeUninit<V>)

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impl<K, V> AsRef<Item<K, V>> for Branch<K, V>

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fn as_ref(&self) -> &Item<K, V>

Converts this type into a shared reference of the (usually inferred) input type.
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impl<K, V> AsRef<Item<K, V>> for Item<K, V>

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fn as_ref(&self) -> &Self

Converts this type into a shared reference of the (usually inferred) input type.
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impl<K: Clone, V: Clone> Clone for Item<K, V>

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<K, V> Drop for Item<K, V>

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<K, V> Keyed for Item<K, V>

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type Key = K

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fn key(&self) -> &K

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impl<K: PartialEq, V> PartialEq for Item<K, V>

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fn eq(&self, other: &Item<K, V>) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<K: Ord + PartialEq, V> PartialOrd for Item<K, V>

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fn partial_cmp(&self, other: &Item<K, V>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more

Auto Trait Implementations§

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impl<K, V> Freeze for Item<K, V>
where K: Freeze, V: Freeze,

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impl<K, V> RefUnwindSafe for Item<K, V>

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impl<K, V> Send for Item<K, V>
where K: Send, V: Send,

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impl<K, V> Sync for Item<K, V>
where K: Sync, V: Sync,

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impl<K, V> Unpin for Item<K, V>
where K: Unpin, V: Unpin,

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impl<K, V> UnwindSafe for Item<K, V>
where K: UnwindSafe, V: UnwindSafe,

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impl<T> Any for T
where 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 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> CloneToUninit for T
where T: Clone,

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

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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.