pub struct Null;
Trait Implementations
Auto Trait Implementations
impl RefUnwindSafe for Null
impl Send for Null
impl Sync for Null
impl Unpin for Null
impl UnwindSafe for Null
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more