pub trait ParallelIterator: Iterator {
// Provided method
fn flat_map_iter<U, F>(self, f: F) -> FlatMap<Self, U, F>
where Self: Sized,
U: IntoIterator,
F: FnMut(<Self as Iterator>::Item) -> U { ... }
}pub trait ParallelIterator: Iterator {
// Provided method
fn flat_map_iter<U, F>(self, f: F) -> FlatMap<Self, U, F>
where Self: Sized,
U: IntoIterator,
F: FnMut(<Self as Iterator>::Item) -> U { ... }
}