Trait std::ops::AddAssign 1.8.0
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[src]
pub trait AddAssign<Rhs = Self> {
fn add_assign(&mut self, Rhs);
}The AddAssign trait is used to specify the functionality of +=.
Examples
This example creates a Point struct that implements the AddAssign
trait, and then demonstrates add-assigning to a mutable Point.
use std::ops::AddAssign; #[derive(Debug)] struct Point { x: i32, y: i32, } impl AddAssign for Point { fn add_assign(&mut self, other: Point) { *self = Point { x: self.x + other.x, y: self.y + other.y, }; } } impl PartialEq for Point { fn eq(&self, other: &Self) -> bool { self.x == other.x && self.y == other.y } } let mut point = Point { x: 1, y: 0 }; point += Point { x: 2, y: 3 }; assert_eq!(point, Point { x: 3, y: 3 });Run
Required Methods
fn add_assign(&mut self, Rhs)
The method for the += operator
Implementors
impl<'a> AddAssign<&'a str> for std::borrow::Cow<'a, str>impl<'a> AddAssign<Cow<'a, str>> for std::borrow::Cow<'a, str>impl<'a> AddAssign<&'a str> for Stringimpl AddAssign<Wrapping<usize>> for std::num::Wrapping<usize>impl AddAssign<Wrapping<u8>> for std::num::Wrapping<u8>impl AddAssign<Wrapping<u16>> for std::num::Wrapping<u16>impl AddAssign<Wrapping<u32>> for std::num::Wrapping<u32>impl AddAssign<Wrapping<u64>> for std::num::Wrapping<u64>impl AddAssign<Wrapping<isize>> for std::num::Wrapping<isize>impl AddAssign<Wrapping<i8>> for std::num::Wrapping<i8>impl AddAssign<Wrapping<i16>> for std::num::Wrapping<i16>impl AddAssign<Wrapping<i32>> for std::num::Wrapping<i32>impl AddAssign<Wrapping<i64>> for std::num::Wrapping<i64>impl AddAssign<Wrapping<u128>> for std::num::Wrapping<u128>impl AddAssign<Wrapping<i128>> for std::num::Wrapping<i128>impl AddAssign<usize> for usizeimpl AddAssign<u8> for u8impl AddAssign<u16> for u16impl AddAssign<u32> for u32impl AddAssign<u64> for u64impl AddAssign<isize> for isizeimpl AddAssign<i8> for i8impl AddAssign<i16> for i16impl AddAssign<i32> for i32impl AddAssign<i64> for i64impl AddAssign<f32> for f32impl AddAssign<f64> for f64impl AddAssign<u128> for u128impl AddAssign<i128> for i128impl AddAssign for Durationimpl AddAssign<Duration> for Instantimpl AddAssign<Duration> for SystemTime