fn next<'a, A>(&mut self) -> Option<&'a mut A>

fn size_hint<'a, A>(&self) -> (uint, Option<uint>)

fn size_hint<'a, A>(&self) -> (uint, Option<uint>)

fn chain<U: Iterator<&'a mut A>>(self, U) -> Chain<MutItems<'a, A>, U>

fn zip<B, U: Iterator<B>>(self, U) -> Zip<MutItems<'a, A>, U>

fn map<B>(self, |&'a mut A|: 'r -> B) -> Map<'r, &'a mut A, B, MutItems<'a, A>>

fn filter<'a, A>(self, |&&'a mut A|: 'r -> bool) -> Filter<'r, &'a mut A, MutItems<'a, A>>

fn filter_map<B>(self, |&'a mut A|: 'r -> Option<B>) -> FilterMap<'r, &'a mut A, B, MutItems<'a, A>>

fn enumerate<'a, A>(self) -> Enumerate<MutItems<'a, A>>

fn peekable<'a, A>(self) -> Peekable<&'a mut A, MutItems<'a, A>>

fn skip_while<'a, A>(self, |&&'a mut A|: 'r -> bool) -> SkipWhile<'r, &'a mut A, MutItems<'a, A>>

fn take_while<'a, A>(self, |&&'a mut A|: 'r -> bool) -> TakeWhile<'r, &'a mut A, MutItems<'a, A>>

fn skip<'a, A>(self, uint) -> Skip<MutItems<'a, A>>

fn take<'a, A>(self, uint) -> Take<MutItems<'a, A>>

fn scan<St, B>(self, St, |&mut St, &'a mut A|: 'r -> Option<B>) -> Scan<'r, &'a mut A, B, MutItems<'a, A>, St>

fn flat_map<B, U: Iterator<B>>(self, |&'a mut A|: 'r -> U) -> FlatMap<'r, &'a mut A, MutItems<'a, A>, U>

fn fuse<'a, A>(self) -> Fuse<MutItems<'a, A>>

fn inspect<'a, A>(self, |&&'a mut A|: 'r) -> Inspect<'r, &'a mut A, MutItems<'a, A>>

fn by_ref<'a, A>(&'r mut self) -> ByRef<'r, MutItems<'a, A>>

fn advance<'a, A>(&mut self, |&'a mut A| -> bool) -> bool

fn collect<B: FromIterator<&'a mut A>>(&mut self) -> B

fn nth<'a, A>(&mut self, uint) -> Option<&'a mut A>

fn last<'a, A>(&mut self) -> Option<&'a mut A>

fn fold<B>(&mut self, B, |B, &'a mut A| -> B) -> B

fn count<'a, A>(&mut self) -> uint

fn all<'a, A>(&mut self, |&'a mut A| -> bool) -> bool

fn any<'a, A>(&mut self, |&'a mut A| -> bool) -> bool

fn find<'a, A>(&mut self, |&&'a mut A| -> bool) -> Option<&'a mut A>

fn position<'a, A>(&mut self, |&'a mut A| -> bool) -> Option<uint>

fn max_by<B: Ord>(&mut self, |&&'a mut A| -> B) -> Option<&'a mut A>

fn min_by<B: Ord>(&mut self, |&&'a mut A| -> B) -> Option<&'a mut A>

fn next_back<'a, A>(&mut self) -> Option<&'a mut A>

fn rev<'a, A>(self) -> Rev<MutItems<'a, A>>

fn rposition<'a, A>(&mut self, |&'a mut A| -> bool) -> Option<uint>

fn len<'a, A>(&self) -> uint

fn insert_next<'a, A>(&mut self, elt: A)

fn peek_next<'a, A>(&'a mut self) -> Option<&'a mut A>