Trait std::num::CheckedAdd
pub trait CheckedAdd: Add<Self, Self> { fn checked_add(&self, v: &Self) -> Option<Self>; }
Performs addition that returns None
instead of wrapping around on overflow.
Required Methods
fn checked_add(&self, v: &Self) -> Option<Self>
Adds two numbers, checking for overflow. If overflow happens, None
is returned.
Implementors
impl CheckedAdd for int
impl CheckedAdd for i8
impl CheckedAdd for i16
impl CheckedAdd for i32
impl CheckedAdd for i64
impl CheckedAdd for uint
impl CheckedAdd for u8
impl CheckedAdd for u16
impl CheckedAdd for u32
impl CheckedAdd for u64