Trait num_traits::ops::checked::CheckedAdd [−][src]
pub trait CheckedAdd: Sized + Add<Self, Output = Self> { fn checked_add(&self, v: &Self) -> Option<Self>; }
Expand description
Performs addition that returns None instead of wrapping around on
overflow.
Required methods
fn checked_add(&self, v: &Self) -> Option<Self>
fn checked_add(&self, v: &Self) -> Option<Self>
Adds two numbers, checking for overflow. If overflow happens, None is
returned.