method u16.wrapping_sub

Subtraction that wraps around at the bounds of the type instead of panicking.

Example:

fn main() io {
  let max: u16 = 65535
  let min: u16 = 0
  print("{min.wrapping_sub(1)}")
}

65535

pub(api) fn wrapping_sub(o: u16) -> u16

Complexity. O(1).

Since. 1.0.0-beta

Parameters

Returns

u16

Effects

none declared (pure unless the body says otherwise)

Defined in: std/core/numbers.oxl:2797