[−][src]Trait num_traits::ops::checked::CheckedShr
Performs a right shift that returns None
on shifts larger than
the type width.
Required methods
fn checked_shr(&self, rhs: u32) -> Option<Self>
Checked shift right. Computes self >> rhs
, returning None
if rhs
is larger than or equal to the number of bits in self
.
use num_traits::CheckedShr; let x: u16 = 0x8000; assert_eq!(CheckedShr::checked_shr(&x, 0), Some(0x8000)); assert_eq!(CheckedShr::checked_shr(&x, 1), Some(0x4000)); assert_eq!(CheckedShr::checked_shr(&x, 15), Some(0x0001)); assert_eq!(CheckedShr::checked_shr(&x, 16), None);