Trait std::iter::Sum
pub trait Sum<A = Self> { fn sum<I>(iter: I) -> Self where I: Iterator<Item = A>; }
Trait to represent types that can be created by summing up an iterator.
This trait is used to implement Iterator::sum()
. Types which implement this trait can be generated by using the sum()
method on an iterator. Like FromIterator
, this trait should rarely be called directly.
Required methods
Method which takes an iterator and generates Self
from the elements by “summing up” the items.
Implementors
impl Sum<f32> for f32
impl Sum<f64> for f64
impl Sum<i8> for i8
impl Sum<i16> for i16
impl Sum<i32> for i32
impl Sum<i64> for i64
impl Sum<i128> for i128
impl Sum<isize> for isize
impl Sum<u8> for u8
impl Sum<u16> for u16
impl Sum<u32> for u32
impl Sum<u64> for u64
impl Sum<u128> for u128
impl Sum<usize> for usize
[src]1.14.0
impl Sum<Wrapping<i8>> for Wrapping<i8>
[src]1.14.0
impl Sum<Wrapping<i16>> for Wrapping<i16>
[src]1.14.0
impl Sum<Wrapping<i32>> for Wrapping<i32>
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impl Sum<Wrapping<i64>> for Wrapping<i64>
[src]1.14.0
impl Sum<Wrapping<i128>> for Wrapping<i128>
[src]1.14.0
impl Sum<Wrapping<isize>> for Wrapping<isize>
[src]1.14.0
impl Sum<Wrapping<u8>> for Wrapping<u8>
[src]1.14.0
impl Sum<Wrapping<u16>> for Wrapping<u16>
[src]1.14.0
impl Sum<Wrapping<u32>> for Wrapping<u32>
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impl Sum<Wrapping<u64>> for Wrapping<u64>
[src]1.14.0
impl Sum<Wrapping<u128>> for Wrapping<u128>
[src]1.14.0
impl Sum<Wrapping<usize>> for Wrapping<usize>
[src]1.16.0
impl Sum<Duration> for Duration
impl<'a> Sum<&'a f32> for f32
impl<'a> Sum<&'a f64> for f64
impl<'a> Sum<&'a i8> for i8
impl<'a> Sum<&'a i16> for i16
impl<'a> Sum<&'a i32> for i32
impl<'a> Sum<&'a i64> for i64
impl<'a> Sum<&'a i128> for i128
impl<'a> Sum<&'a isize> for isize
impl<'a> Sum<&'a u8> for u8
impl<'a> Sum<&'a u16> for u16
impl<'a> Sum<&'a u32> for u32
impl<'a> Sum<&'a u64> for u64
impl<'a> Sum<&'a u128> for u128
impl<'a> Sum<&'a usize> for usize
[src]1.14.0
impl<'a> Sum<&'a Wrapping<i8>> for Wrapping<i8>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<i16>> for Wrapping<i16>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<i32>> for Wrapping<i32>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<i64>> for Wrapping<i64>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<i128>> for Wrapping<i128>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<isize>> for Wrapping<isize>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<u8>> for Wrapping<u8>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<u16>> for Wrapping<u16>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<u32>> for Wrapping<u32>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<u64>> for Wrapping<u64>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<u128>> for Wrapping<u128>
[src]1.14.0
impl<'a> Sum<&'a Wrapping<usize>> for Wrapping<usize>
[src]1.16.0
impl<'a> Sum<&'a Duration> for Duration
© 2010 The Rust Project Developers
Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/iter/trait.Sum.html