core::num::traits::ops::saturating::SaturatingSub

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Performs subtraction that saturates at the numeric bounds instead of overflowing.

Signature

pub trait SaturatingSub

use core::num::traits::SaturatingSub;

assert!(1_u8.saturating_sub(2_u8) == 0);

Saturating subtraction. Computes self - other, saturating at the relevant high or low boundary of the type.

fn saturating_sub(self: T, other: T) -> T