pub trait CheckedSub<Rhs = Self>: Sized {
// Required method
fn checked_sub(&self, rhs: &Rhs) -> CtOption<Self>;
}
Expand description
Checked subtraction.
Required Methods§
sourcefn checked_sub(&self, rhs: &Rhs) -> CtOption<Self>
fn checked_sub(&self, rhs: &Rhs) -> CtOption<Self>
Perform checked subtraction, returning a CtOption
which is_some
only if the operation did not underflow.
Object Safety§
This trait is not object safe.
Implementors§
impl CheckedSub for BoxedUint
Available on crate feature
alloc
only.