Function az::checked_cast

source · [−]

pub fn checked_cast<Src: CheckedCast<Dst>, Dst>(src: Src) -> Option<Dst>

Expand description

Casts the value, returning None if the value does not fit.

Examples

use core::f32;

assert_eq!(az::checked_cast::<i32, u32>(5), Some(5));
assert_eq!(az::checked_cast::<i32, u32>(-5), None);
assert_eq!(az::checked_cast::<f32, u8>(17.1), Some(17));
assert_eq!(az::checked_cast::<f32, u8>(f32::NAN), None);