Performs addition with a flag for overflow.

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Signature

pub trait OverflowingAdd

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Examples

use core::num::traits::OverflowingAdd;

let (result, is_overflow) = 1_u8.overflowing_add(255_u8);
assert!(result == 0);
assert!(is_overflow);

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Trait functions

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overflowing_add

Returns a tuple of the sum along with a boolean indicating whether an arithmetic overflow would occur. If an overflow would have occurred then the wrapped value is returned.

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Signature

fn overflowing_add(self: T, v: T) -> (T, bool)