Struct collections::btree_map::KeysExperimental [-] [+] [src]

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

An iterator over a BTreeMap's keys.

Trait Implementations

`impl<'a, K, V> Iterator<&'a K> for Keys<'a, K, V>`

`fn next(&mut self) -> Option<&'a K>`

`fn size_hint(&self) -> (uint, Option<uint>)`

`impl<'a, K, V> DoubleEndedIterator<&'a K> for Keys<'a, K, V>`

`fn next_back(&mut self) -> Option<&'a K>`

`impl<'a, K, V> ExactSizeIterator<&'a K> for Keys<'a, K, V>`

`fn rposition<P>(&mut self, predicate: P) -> Option<uint>`

`fn len(&self) -> uint`

`impl<'a, K, V> Iterator<&'a K> for Keys<'a, K, V>`

`fn next(&mut self) -> Option<&'a K>`

`fn size_hint(&self) -> (uint, Option<uint>)`

`impl<'a, K, V> DoubleEndedIterator<&'a K> for Keys<'a, K, V>`

`fn next_back(&mut self) -> Option<&'a K>`

`impl<'a, K, V> ExactSizeIterator<&'a K> for Keys<'a, K, V>`

`fn rposition<P>(&mut self, predicate: P) -> Option<uint>`

`fn len(&self) -> uint`