Trait std::iter::Product 1.12.0
[−]
[src]
pub trait Product<A = Self> {
fn product<I>(iter: I) -> Self
where
I: Iterator<Item = A>;
}Trait to represent types that can be created by multiplying elements of an iterator.
This trait is used to implement the product method on iterators. Types
which implement the trait can be generated by the product method. Like
FromIterator this trait should rarely be called directly and instead
interacted with through Iterator::product.
Required Methods
fn product<I>(iter: I) -> Self where
I: Iterator<Item = A>,
I: Iterator<Item = A>,
Method which takes an iterator and generates Self from the elements by
multiplying the items.
Implementors
impl Product<i16> for i16impl Product<Wrapping<u8>> for Wrapping<u8>impl<'a> Product<&'a i32> for i32impl<'a> Product<&'a Wrapping<i8>> for Wrapping<i8>impl Product<u32> for u32impl Product<f64> for f64impl Product<Wrapping<u16>> for Wrapping<u16>impl<'a> Product<&'a Wrapping<i128>> for Wrapping<i128>impl Product<Wrapping<u64>> for Wrapping<u64>impl<'a> Product<&'a i8> for i8impl Product<i128> for i128impl<'a> Product<&'a Wrapping<u16>> for Wrapping<u16>impl Product<i32> for i32impl<'a> Product<&'a isize> for isizeimpl Product<Wrapping<usize>> for Wrapping<usize>impl<'a> Product<&'a Wrapping<usize>> for Wrapping<usize>impl<'a> Product<&'a i64> for i64impl<'a> Product<&'a Wrapping<isize>> for Wrapping<isize>impl Product<Wrapping<i16>> for Wrapping<i16>impl<'a> Product<&'a f64> for f64impl<'a> Product<&'a u64> for u64impl<'a> Product<&'a Wrapping<u64>> for Wrapping<u64>impl Product<isize> for isizeimpl<'a> Product<&'a Wrapping<i16>> for Wrapping<i16>impl Product<f32> for f32impl Product<u128> for u128impl Product<Wrapping<i8>> for Wrapping<i8>impl Product<i8> for i8impl Product<u8> for u8impl<'a> Product<&'a u128> for u128impl Product<Wrapping<i32>> for Wrapping<i32>impl Product<Wrapping<u128>> for Wrapping<u128>impl<T, U, E> Product<Result<U, E>> for Result<T, E> where
T: Product<U>,impl<'a> Product<&'a Wrapping<i64>> for Wrapping<i64>impl Product<Wrapping<isize>> for Wrapping<isize>impl<'a> Product<&'a u16> for u16impl<'a> Product<&'a u32> for u32impl Product<i64> for i64impl Product<u64> for u64impl Product<Wrapping<i128>> for Wrapping<i128>impl<'a> Product<&'a Wrapping<u128>> for Wrapping<u128>impl<'a> Product<&'a Wrapping<u32>> for Wrapping<u32>impl Product<usize> for usizeimpl Product<Wrapping<i64>> for Wrapping<i64>impl<'a> Product<&'a i128> for i128impl<'a> Product<&'a Wrapping<u8>> for Wrapping<u8>impl<'a> Product<&'a Wrapping<i32>> for Wrapping<i32>impl Product<u16> for u16impl<'a> Product<&'a usize> for usizeimpl<'a> Product<&'a f32> for f32impl<'a> Product<&'a i16> for i16impl<'a> Product<&'a u8> for u8impl Product<Wrapping<u32>> for Wrapping<u32>