pub struct FlatMap<A, B, I, U, F> where I: Iterator<A>, U: Iterator<B>, F: FnMut(A) -> U {
// some fields omitted
}
An iterator that maps each element to an iterator,
and yields the elements of the produced iterators
Trait Implementations
impl<A, B, I, U, F> Iterator<B> for FlatMap<A, B, I, U, F> where I: Iterator<A>, U: Iterator<B>, F: FnMut(A) -> U
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