pub enum Mode {
Input,
Output,
}Variants§
trait 实现§
自动 trait 实现§
impl Freeze for Mode
impl RefUnwindSafe for Mode
impl Send for Mode
impl Sync for Mode
impl Unpin for Mode
impl UnsafeUnpin for Mode
impl UnwindSafe for Mode
blanket 实现§
源代码§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
源代码§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
从拥有的值可变地借用。 阅读更多