1.0.0[][src]Struct std::collections::btree_map::Keys

pub struct Keys<'a, K, V> where
    K: 'a,
    V: 'a, 
{ /* fields omitted */ }

An iterator over the keys of a BTreeMap.

This struct is created by the keys method on BTreeMap. See its documentation for more.

Trait Implementations

impl<'_, K, V> Debug for Keys<'_, K, V> where
    K: Debug
1.17.0[src]

impl<'_, K, V> FusedIterator for Keys<'_, K, V>1.26.0[src]

impl<'a, K, V> DoubleEndedIterator for Keys<'a, K, V>[src]

impl<'_, K, V> Clone for Keys<'_, K, V>[src]

impl<'a, K, V> Iterator for Keys<'a, K, V>[src]

type Item = &'a K

The type of the elements being iterated over.

impl<'_, K, V> ExactSizeIterator for Keys<'_, K, V>[src]

Auto Trait Implementations

impl<'a, K, V> UnwindSafe for Keys<'a, K, V> where
    K: RefUnwindSafe,
    V: RefUnwindSafe

impl<'a, K, V> RefUnwindSafe for Keys<'a, K, V> where
    K: RefUnwindSafe,
    V: RefUnwindSafe

impl<'a, K, V> Unpin for Keys<'a, K, V>

impl<'a, K, V> Send for Keys<'a, K, V> where
    K: Sync,
    V: Sync

impl<'a, K, V> Sync for Keys<'a, K, V> where
    K: Sync,
    V: Sync

Blanket Implementations

impl<T> From<T> for T[src]

impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<I> IntoIterator for I where
    I: Iterator
[src]

type Item = <I as Iterator>::Item

The type of the elements being iterated over.

type IntoIter = I

Which kind of iterator are we turning this into?

impl<T, U> Into<U> for T where
    U: From<T>, 
[src]

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

impl<T> Borrow<T> for T where
    T: ?Sized
[src]

impl<T> BorrowMut<T> for T where
    T: ?Sized
[src]

impl<T> Any for T where
    T: 'static + ?Sized
[src]

impl<T> ToOwned for T where
    T: Clone
[src]

type Owned = T

The resulting type after obtaining ownership.