pub trait DoubleEndedFallibleIterator: FallibleIterator {
fn next_back(&mut self) -> Result<Option<Self::Item>, Self::Error>;
}
Expand description
A fallible iterator able to yield elements from both ends.
pub trait DoubleEndedFallibleIterator: FallibleIterator {
fn next_back(&mut self) -> Result<Option<Self::Item>, Self::Error>;
}
A fallible iterator able to yield elements from both ends.