Module malachite_base::num::arithmetic::saturating_sub

SaturatingSub and SaturatingSubAssign, traits for subtracting two numbers and saturating at numeric bounds instead of overflowing.

saturating_sub_assign

use malachite_base::num::arithmetic::traits::SaturatingSubAssign;

let mut x = 456u16;
x.saturating_sub_assign(123);
assert_eq!(x, 333);

let mut x = 123u16;
x.saturating_sub_assign(456);
assert_eq!(x, 0);