pub trait CheckedSub<Rhs = Self>: Sized {
// Required method
fn checked_sub(self, rhs: Rhs) -> Option<Self>;
}Expand description
Subtraction that returns None on underflow.
Blanket-implemented for all primitive integer types.
Required Methods§
fn checked_sub(self, rhs: Rhs) -> Option<Self>
Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety".