Trait num::CheckedMul

pub trait CheckedMul: Mul<Self, Output = Self> {
    fn checked_mul(&self, v: &Self) -> Option<Self>;
}

Performs multiplication that returns None instead of wrapping around on underflow or overflow.

Required Methods

fn checked_mul(&self, v: &Self) -> Option<Self>

Multiplies two numbers, checking for underflow or overflow. If underflow or overflow happens, None is returned.

Implementors

• impl CheckedMul for i64
• impl CheckedMul for usize
• impl CheckedMul for u16
• impl CheckedMul for u8
• impl CheckedMul for i8
• impl CheckedMul for i32
• impl CheckedMul for u32
• impl CheckedMul for isize
• impl CheckedMul for u64
• impl CheckedMul for i16