Trait std::ops::SubAssign
[−]
[src]
pub trait SubAssign<Rhs = Self> {
fn sub_assign(&mut self, Rhs);
}The SubAssign trait is used to specify the functionality of -=.
Examples
A trivial implementation of SubAssign. When Foo -= Foo happens, it ends up
calling sub_assign, and therefore, main prints Subtracting!.
use std::ops::SubAssign; struct Foo; impl SubAssign for Foo { fn sub_assign(&mut self, _rhs: Foo) { println!("Subtracting!"); } } fn main() { let mut foo = Foo; foo -= Foo; }
Required Methods
fn sub_assign(&mut self, Rhs)
The method for the -= operator
Implementors
impl SubAssign<f64> for f64impl SubAssign<f32> for f32impl SubAssign<i64> for i64impl SubAssign<i32> for i32impl SubAssign<i16> for i16impl SubAssign<i8> for i8impl SubAssign<isize> for isizeimpl SubAssign<u64> for u64impl SubAssign<u32> for u32impl SubAssign<u16> for u16impl SubAssign<u8> for u8impl SubAssign<usize> for usizeimpl SubAssign<Wrapping<i64>> for Wrapping<i64>impl SubAssign<Wrapping<i32>> for Wrapping<i32>impl SubAssign<Wrapping<i16>> for Wrapping<i16>impl SubAssign<Wrapping<i8>> for Wrapping<i8>impl SubAssign<Wrapping<isize>> for Wrapping<isize>impl SubAssign<Wrapping<u64>> for Wrapping<u64>impl SubAssign<Wrapping<u32>> for Wrapping<u32>impl SubAssign<Wrapping<u16>> for Wrapping<u16>impl SubAssign<Wrapping<u8>> for Wrapping<u8>impl SubAssign<Wrapping<usize>> for Wrapping<usize>impl SubAssign for Durationimpl SubAssign<Duration> for Instantimpl SubAssign<Duration> for SystemTime