pub enum NullStrategy {
Default,
First,
Last,
}
Variants§
Trait Implementations§
Source§impl Clone for NullStrategy
impl Clone for NullStrategy
Source§fn clone(&self) -> NullStrategy
fn clone(&self) -> NullStrategy
Returns a duplicate of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moreAuto Trait Implementations§
impl Freeze for NullStrategy
impl RefUnwindSafe for NullStrategy
impl Send for NullStrategy
impl Sync for NullStrategy
impl Unpin for NullStrategy
impl UnwindSafe for NullStrategy
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more