Trait itertools_num::ItertoolsNum

pub trait ItertoolsNum: Iterator {
    fn cumsum<S>(self) -> Cumsum<Self, S>
    where
        Self: Sized,
        S: Add<Self::Item, Output = S>,
        S: Zero,
    { ... }
}

Extension trait for iterators: extra adaptors and methods for numerical iterators

Provided methods

Important traits for Cumsum<I, S>

impl<I, S> Iterator for Cumsum<I, S> where
    I: Iterator,
    S: Add<I::Item, Output = S>,
    S: Zero + Clone,  type Item = S;

fn cumsum<S>(self) -> Cumsum<Self, S> where
    Self: Sized,
    S: Add<Self::Item, Output = S>,
    S: Zero, 

Return an iterator that produces the sequence of cumulative sums of the base iterator. The type of the sum is S.

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Implementors

impl<I: ?Sized> ItertoolsNum for I where
    I: Iterator, 

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