1.0.0[−][src]Trait ontio_std::prelude::Clone
A common trait for the ability to explicitly duplicate an object.
Differs from Copy
in that Copy
is implicit and extremely inexpensive, while
Clone
is always explicit and may or may not be expensive. In order to enforce
these characteristics, Rust does not allow you to reimplement Copy
, but you
may reimplement Clone
and run arbitrary code.
Since Clone
is more general than Copy
, you can automatically make anything
Copy
be Clone
as well.
Derivable
This trait can be used with #[derive]
if all fields are Clone
. The derive
d
implementation of Clone
calls clone
on each field.
For a generic struct, #[derive]
implements Clone
conditionally by adding bound Clone
on
generic parameters.
// `derive` implements Clone for Reading<T> when T is Clone. #[derive(Clone)] struct Reading<T> { frequency: T, }
How can I implement Clone
?
Types that are Copy
should have a trivial implementation of Clone
. More formally:
if T: Copy
, x: T
, and y: &T
, then let x = y.clone();
is equivalent to let x = *y;
.
Manual implementations should be careful to uphold this invariant; however, unsafe code
must not rely on it to ensure memory safety.
An example is a generic struct holding a function pointer. In this case, the
implementation of Clone
cannot be derive
d, but can be implemented as:
struct Generate<T>(fn() -> T); impl<T> Copy for Generate<T> {} impl<T> Clone for Generate<T> { fn clone(&self) -> Self { *self } }
Additional implementors
In addition to the implementors listed below,
the following types also implement Clone
:
- Function item types (i.e., the distinct types defined for each function)
- Function pointer types (e.g.,
fn() -> i32
) - Array types, for all sizes, if the item type also implements
Clone
(e.g.,[i32; 123456]
) - Tuple types, if each component also implements
Clone
(e.g.,()
,(i32, bool)
) - Closure types, if they capture no value from the environment
or if all such captured values implement
Clone
themselves. Note that variables captured by shared reference always implementClone
(even if the referent doesn't), while variables captured by mutable reference never implementClone
.
Required methods
#[must_use =
"cloning is often expensive and is not expected to have side effects"]pub fn clone(&self) -> Self
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Returns a copy of the value.
Examples
let hello = "Hello"; // &str implements Clone assert_eq!("Hello", hello.clone());
Provided methods
pub fn clone_from(&mut self, source: &Self)
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Performs copy-assignment from source
.
a.clone_from(&b)
is equivalent to a = b.clone()
in functionality,
but can be overridden to reuse the resources of a
to avoid unnecessary
allocations.
Implementations on Foreign Types
impl Clone for Duration
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impl<Idx> Clone for RangeInclusive<Idx> where
Idx: Clone,
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Idx: Clone,
pub fn clone(&self) -> RangeInclusive<Idx>ⓘNotable traits for RangeInclusive<A>
impl<A> Iterator for RangeInclusive<A> where
A: Step, type Item = A;
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Notable traits for RangeInclusive<A>
impl<A> Iterator for RangeInclusive<A> where
A: Step, type Item = A;
impl Clone for __m256
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impl Clone for EscapeDefault
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pub fn clone(&self) -> EscapeDefaultⓘNotable traits for EscapeDefault
impl Iterator for EscapeDefault type Item = u8;
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Notable traits for EscapeDefault
impl Iterator for EscapeDefault type Item = u8;
impl<I, P> Clone for MapWhile<I, P> where
I: Clone,
P: Clone,
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I: Clone,
P: Clone,
impl Clone for Infallible
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pub fn clone(&self) -> Infallible
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impl Clone for NonZeroI8
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impl<F> Clone for FromFn<F> where
F: Clone,
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F: Clone,
impl Clone for __m256i
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impl<'_, T> Clone for Windows<'_, T>
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impl<T> Clone for Poll<T> where
T: Clone,
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T: Clone,
impl Clone for CharTryFromError
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pub fn clone(&self) -> CharTryFromError
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impl Clone for LayoutError
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pub fn clone(&self) -> LayoutError
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impl<'a, T> Clone for RChunksExact<'a, T>
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pub fn clone(&self) -> RChunksExact<'a, T>ⓘNotable traits for RChunksExact<'a, T>
impl<'a, T> Iterator for RChunksExact<'a, T> type Item = &'a [T];
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Notable traits for RChunksExact<'a, T>
impl<'a, T> Iterator for RChunksExact<'a, T> type Item = &'a [T];
impl<T> Clone for Rev<T> where
T: Clone,
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T: Clone,
impl Clone for NonZeroU8
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impl Clone for Layout
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impl Clone for NoneError
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impl Clone for Ordering
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impl<I> Clone for Copied<I> where
I: Clone,
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I: Clone,
impl Clone for NonZeroU64
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pub fn clone(&self) -> NonZeroU64
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impl<'a> Clone for Location<'a>
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impl<I, U> Clone for Flatten<I> where
I: Clone + Iterator,
U: Clone + Iterator,
<I as Iterator>::Item: IntoIterator,
<<I as Iterator>::Item as IntoIterator>::IntoIter == U,
<<I as Iterator>::Item as IntoIterator>::Item == <U as Iterator>::Item,
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I: Clone + Iterator,
U: Clone + Iterator,
<I as Iterator>::Item: IntoIterator,
<<I as Iterator>::Item as IntoIterator>::IntoIter == U,
<<I as Iterator>::Item as IntoIterator>::Item == <U as Iterator>::Item,
impl<I, St, F> Clone for Scan<I, St, F> where
F: Clone,
I: Clone,
St: Clone,
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F: Clone,
I: Clone,
St: Clone,
impl Clone for ToUppercase
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pub fn clone(&self) -> ToUppercaseⓘNotable traits for ToUppercase
impl Iterator for ToUppercase type Item = char;
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Notable traits for ToUppercase
impl Iterator for ToUppercase type Item = char;
impl Clone for NonZeroIsize
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pub fn clone(&self) -> NonZeroIsize
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impl<I, P> Clone for SkipWhile<I, P> where
I: Clone,
P: Clone,
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I: Clone,
P: Clone,
impl Clone for __m512
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impl<'f> Clone for VaListImpl<'f>
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pub fn clone(&self) -> VaListImpl<'f>
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impl<T> Clone for ManuallyDrop<T> where
T: Clone + ?Sized,
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T: Clone + ?Sized,
pub fn clone(&self) -> ManuallyDrop<T>
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impl<I> Clone for DecodeUtf16<I> where
I: Clone + Iterator<Item = u16>,
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I: Clone + Iterator<Item = u16>,
pub fn clone(&self) -> DecodeUtf16<I>ⓘNotable traits for DecodeUtf16<I>
impl<I> Iterator for DecodeUtf16<I> where
I: Iterator<Item = u16>, type Item = Result<char, DecodeUtf16Error>;
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Notable traits for DecodeUtf16<I>
impl<I> Iterator for DecodeUtf16<I> where
I: Iterator<Item = u16>, type Item = Result<char, DecodeUtf16Error>;
impl<'_, T, P> Clone for SplitInclusive<'_, T, P> where
P: Clone + FnMut(&T) -> bool,
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P: Clone + FnMut(&T) -> bool,
pub fn clone(&self) -> SplitInclusive<'_, T, P>ⓘNotable traits for SplitInclusive<'a, T, P>
impl<'a, T, P> Iterator for SplitInclusive<'a, T, P> where
P: FnMut(&T) -> bool, type Item = &'a [T];
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Notable traits for SplitInclusive<'a, T, P>
impl<'a, T, P> Iterator for SplitInclusive<'a, T, P> where
P: FnMut(&T) -> bool, type Item = &'a [T];
impl Clone for ParseFloatError
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pub fn clone(&self) -> ParseFloatError
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impl<Idx> Clone for RangeToInclusive<Idx> where
Idx: Clone,
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Idx: Clone,
pub fn clone(&self) -> RangeToInclusive<Idx>
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impl Clone for TryFromSliceError
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pub fn clone(&self) -> TryFromSliceError
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impl Clone for Waker
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impl Clone for AllocError
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pub fn clone(&self) -> AllocError
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impl Clone for ParseIntError
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pub fn clone(&self) -> ParseIntError
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impl<I> Clone for Fuse<I> where
I: Clone,
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I: Clone,
impl<'a, T, const N: usize> Clone for ArrayWindows<'a, T, N> where
T: 'a + Clone,
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T: 'a + Clone,
pub fn clone(&self) -> ArrayWindows<'a, T, N>ⓘNotable traits for ArrayWindows<'a, T, N>
impl<'a, T, const N: usize> Iterator for ArrayWindows<'a, T, N> type Item = &'a [T; N];
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Notable traits for ArrayWindows<'a, T, N>
impl<'a, T, const N: usize> Iterator for ArrayWindows<'a, T, N> type Item = &'a [T; N];
impl<'_, T, P> Clone for Split<'_, T, P> where
P: Clone + FnMut(&T) -> bool,
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P: Clone + FnMut(&T) -> bool,
impl<'_, A> Clone for Iter<'_, A>
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impl Clone for __m256d
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impl Clone for __m128i
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impl<T> Clone for Bound<T> where
T: Clone,
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T: Clone,
impl Clone for NonZeroU16
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pub fn clone(&self) -> NonZeroU16
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impl<I, U, F> Clone for FlatMap<I, U, F> where
F: Clone,
I: Clone,
U: Clone + IntoIterator,
<U as IntoIterator>::IntoIter: Clone,
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F: Clone,
I: Clone,
U: Clone + IntoIterator,
<U as IntoIterator>::IntoIter: Clone,
impl<I, F> Clone for Map<I, F> where
F: Clone,
I: Clone,
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F: Clone,
I: Clone,
impl<'a> Clone for Arguments<'a>
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impl Clone for EscapeDebug
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pub fn clone(&self) -> EscapeDebugⓘNotable traits for EscapeDebug
impl Iterator for EscapeDebug type Item = char;
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Notable traits for EscapeDebug
impl Iterator for EscapeDebug type Item = char;
impl Clone for Error
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impl<A, B> Clone for Zip<A, B> where
A: Clone,
B: Clone,
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A: Clone,
B: Clone,
impl<T> Clone for Cell<T> where
T: Copy,
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T: Copy,
impl<T, const N: usize> Clone for IntoIter<T, N> where
T: Clone,
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T: Clone,
impl<H> Clone for BuildHasherDefault<H>
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pub fn clone(&self) -> BuildHasherDefault<H>
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impl Clone for __m512i
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impl<I> Clone for Cloned<I> where
I: Clone,
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I: Clone,
impl<A> Clone for IntoIter<A> where
A: Clone,
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A: Clone,
impl Clone for __m128
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impl<T> Clone for IntoIter<T> where
T: Clone,
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T: Clone,
impl Clone for NonZeroI16
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pub fn clone(&self) -> NonZeroI16
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impl Clone for FpCategory
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pub fn clone(&self) -> FpCategory
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impl Clone for EscapeUnicode
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pub fn clone(&self) -> EscapeUnicodeⓘNotable traits for EscapeUnicode
impl Iterator for EscapeUnicode type Item = char;
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Notable traits for EscapeUnicode
impl Iterator for EscapeUnicode type Item = char;
impl<'_, T> Clone for Chunks<'_, T>
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impl<T, F> Clone for Successors<T, F> where
F: Clone,
T: Clone,
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F: Clone,
T: Clone,
pub fn clone(&self) -> Successors<T, F>ⓘNotable traits for Successors<T, F>
impl<T, F> Iterator for Successors<T, F> where
F: FnMut(&T) -> Option<T>, type Item = T;
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Notable traits for Successors<T, F>
impl<T, F> Iterator for Successors<T, F> where
F: FnMut(&T) -> Option<T>, type Item = T;
impl<F> Clone for RepeatWith<F> where
F: Clone,
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F: Clone,
pub fn clone(&self) -> RepeatWith<F>ⓘNotable traits for RepeatWith<F>
impl<A, F> Iterator for RepeatWith<F> where
F: FnMut() -> A, type Item = A;
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Notable traits for RepeatWith<F>
impl<A, F> Iterator for RepeatWith<F> where
F: FnMut() -> A, type Item = A;
impl Clone for NonZeroI128
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pub fn clone(&self) -> NonZeroI128
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impl<I> Clone for StepBy<I> where
I: Clone,
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I: Clone,
impl Clone for IntErrorKind
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pub fn clone(&self) -> IntErrorKind
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impl<B, C> Clone for ControlFlow<B, C> where
B: Clone,
C: Clone,
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B: Clone,
C: Clone,
pub fn clone(&self) -> ControlFlow<B, C>
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impl Clone for RangeFull
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impl<Idx> Clone for Range<Idx> where
Idx: Clone,
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Idx: Clone,
impl Clone for TryFromIntError
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pub fn clone(&self) -> TryFromIntError
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impl<T> Clone for RefCell<T> where
T: Clone,
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T: Clone,
impl<'_, T> Clone for RChunks<'_, T>
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impl<T> Clone for Ready<T> where
T: Clone,
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T: Clone,
impl<I> Clone for Skip<I> where
I: Clone,
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I: Clone,
impl<'_, T> Clone for Iter<'_, T>
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impl<T> Clone for Wrapping<T> where
T: Clone,
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T: Clone,
impl<I, P> Clone for TakeWhile<I, P> where
I: Clone,
P: Clone,
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I: Clone,
P: Clone,
impl Clone for NonZeroU32
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pub fn clone(&self) -> NonZeroU32
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impl<'a, T, P> Clone for RSplit<'a, T, P> where
P: Clone + FnMut(&T) -> bool,
T: 'a + Clone,
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P: Clone + FnMut(&T) -> bool,
T: 'a + Clone,
impl<T> Clone for NonNull<T> where
T: ?Sized,
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T: ?Sized,
impl Clone for SipHasher
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impl Clone for EscapeDefault
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pub fn clone(&self) -> EscapeDefaultⓘNotable traits for EscapeDefault
impl Iterator for EscapeDefault type Item = char;
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Notable traits for EscapeDefault
impl Iterator for EscapeDefault type Item = char;
impl<T> Clone for OnceCell<T> where
T: Clone,
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T: Clone,
impl Clone for PhantomPinned
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pub fn clone(&self) -> PhantomPinned
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impl Clone for __m128d
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impl Clone for RawWakerVTable
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pub fn clone(&self) -> RawWakerVTable
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impl<I> Clone for Peekable<I> where
I: Clone + Iterator,
<I as Iterator>::Item: Clone,
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I: Clone + Iterator,
<I as Iterator>::Item: Clone,
impl<Idx> Clone for RangeTo<Idx> where
Idx: Clone,
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Idx: Clone,
impl Clone for __m512d
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impl<T> Clone for PhantomData<T> where
T: ?Sized,
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T: ?Sized,
pub fn clone(&self) -> PhantomData<T>
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impl Clone for ParseCharError
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pub fn clone(&self) -> ParseCharError
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impl Clone for DecodeUtf16Error
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pub fn clone(&self) -> DecodeUtf16Error
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impl<I> Clone for Enumerate<I> where
I: Clone,
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I: Clone,
impl<Y, R> Clone for GeneratorState<Y, R> where
R: Clone,
Y: Clone,
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R: Clone,
Y: Clone,
pub fn clone(&self) -> GeneratorState<Y, R>
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impl Clone for NonZeroI64
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pub fn clone(&self) -> NonZeroI64
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impl<I, P> Clone for Filter<I, P> where
I: Clone,
P: Clone,
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I: Clone,
P: Clone,
impl<T> Clone for Once<T> where
T: Clone,
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T: Clone,
impl Clone for TypeId
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impl<I, F> Clone for FilterMap<I, F> where
F: Clone,
I: Clone,
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F: Clone,
I: Clone,
impl<T> Clone for MaybeUninit<T> where
T: Copy,
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T: Copy,
pub fn clone(&self) -> MaybeUninit<T>
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impl<T> Clone for Discriminant<T>
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pub fn clone(&self) -> Discriminant<T>
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impl Clone for TraitObject
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pub fn clone(&self) -> TraitObject
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impl Clone for CpuidResult
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pub fn clone(&self) -> CpuidResult
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impl<I> Clone for Cycle<I> where
I: Clone,
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I: Clone,
impl<'_, T> Clone for ChunksExact<'_, T>
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pub fn clone(&self) -> ChunksExact<'_, T>ⓘNotable traits for ChunksExact<'a, T>
impl<'a, T> Iterator for ChunksExact<'a, T> type Item = &'a [T];
[src]
Notable traits for ChunksExact<'a, T>
impl<'a, T> Iterator for ChunksExact<'a, T> type Item = &'a [T];
impl<F> Clone for OnceWith<F> where
F: Clone,
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F: Clone,
impl<P> Clone for Pin<P> where
P: Clone,
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P: Clone,
impl<'_, T, const N: usize> Clone for ArrayChunks<'_, T, N>
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pub fn clone(&self) -> ArrayChunks<'_, T, N>ⓘNotable traits for ArrayChunks<'a, T, N>
impl<'a, T, const N: usize> Iterator for ArrayChunks<'a, T, N> type Item = &'a [T; N];
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Notable traits for ArrayChunks<'a, T, N>
impl<'a, T, const N: usize> Iterator for ArrayChunks<'a, T, N> type Item = &'a [T; N];
impl Clone for NonZeroI32
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pub fn clone(&self) -> NonZeroI32
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impl<A> Clone for Repeat<A> where
A: Clone,
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A: Clone,
impl<A, B> Clone for Chain<A, B> where
A: Clone,
B: Clone,
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A: Clone,
B: Clone,
impl Clone for NonZeroU128
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pub fn clone(&self) -> NonZeroU128
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impl<I, F> Clone for Inspect<I, F> where
F: Clone,
I: Clone,
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F: Clone,
I: Clone,
impl<I> Clone for Take<I> where
I: Clone,
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I: Clone,
impl<T> Clone for Pending<T>
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impl<T> Clone for Empty<T>
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impl<Idx> Clone for RangeFrom<Idx> where
Idx: Clone,
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Idx: Clone,
impl Clone for ToLowercase
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pub fn clone(&self) -> ToLowercaseⓘNotable traits for ToLowercase
impl Iterator for ToLowercase type Item = char;
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Notable traits for ToLowercase
impl Iterator for ToLowercase type Item = char;
impl Clone for NonZeroUsize
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pub fn clone(&self) -> NonZeroUsize
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impl<'_, T> Clone for Iter<'_, T>
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impl<T> Clone for LinkedList<T> where
T: Clone,
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T: Clone,
pub fn clone(&self) -> LinkedList<T>
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pub fn clone_from(&mut self, other: &LinkedList<T>)
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impl<T> Clone for VecDeque<T> where
T: Clone,
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T: Clone,
impl<T> Clone for IntoIter<T> where
T: Clone,
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T: Clone,
impl<'_, B> Clone for Cow<'_, B> where
B: ToOwned + ?Sized,
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B: ToOwned + ?Sized,
impl<'_, K, V> Clone for Values<'_, K, V>
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impl<'_, T> Clone for Cursor<'_, T>
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impl<'_, K, V> Clone for Iter<'_, K, V>
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impl<'_, T> Clone for Iter<'_, T>
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impl<T> Clone for BinaryHeap<T> where
T: Clone,
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T: Clone,
pub fn clone(&self) -> BinaryHeap<T>
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pub fn clone_from(&mut self, source: &BinaryHeap<T>)
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impl<T> Clone for IntoIter<T> where
T: Clone,
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T: Clone,
impl<'_, K, V> Clone for Keys<'_, K, V>
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impl<K, V> Clone for BTreeMap<K, V> where
K: Clone,
V: Clone,
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K: Clone,
V: Clone,
impl<'_, T> Clone for SymmetricDifference<'_, T>
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pub fn clone(&self) -> SymmetricDifference<'_, T>ⓘNotable traits for SymmetricDifference<'a, T>
impl<'a, T> Iterator for SymmetricDifference<'a, T> where
T: Ord, type Item = &'a T;
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Notable traits for SymmetricDifference<'a, T>
impl<'a, T> Iterator for SymmetricDifference<'a, T> where
T: Ord, type Item = &'a T;
impl<'_, T> Clone for Intersection<'_, T>
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pub fn clone(&self) -> Intersection<'_, T>ⓘNotable traits for Intersection<'a, T>
impl<'a, T> Iterator for Intersection<'a, T> where
T: Ord, type Item = &'a T;
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Notable traits for Intersection<'a, T>
impl<'a, T> Iterator for Intersection<'a, T> where
T: Ord, type Item = &'a T;
impl<'_, T> Clone for Difference<'_, T>
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pub fn clone(&self) -> Difference<'_, T>ⓘNotable traits for Difference<'a, T>
impl<'a, T> Iterator for Difference<'a, T> where
T: Ord, type Item = &'a T;
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Notable traits for Difference<'a, T>
impl<'a, T> Iterator for Difference<'a, T> where
T: Ord, type Item = &'a T;
impl<T> Clone for Rc<T> where
T: ?Sized,
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T: ?Sized,
pub fn clone(&self) -> Rc<T>
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Makes a clone of the Rc
pointer.
This creates another pointer to the same allocation, increasing the strong reference count.
Examples
use std::rc::Rc; let five = Rc::new(5); let _ = Rc::clone(&five);
impl<T> Clone for Weak<T> where
T: ?Sized,
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T: ?Sized,
pub fn clone(&self) -> Weak<T>
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Makes a clone of the Weak
pointer that points to the same allocation.
Examples
use std::sync::{Arc, Weak}; let weak_five = Arc::downgrade(&Arc::new(5)); let _ = Weak::clone(&weak_five);
impl<T> Clone for IntoIterSorted<T> where
T: Clone,
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T: Clone,
pub fn clone(&self) -> IntoIterSorted<T>ⓘNotable traits for IntoIterSorted<T>
impl<T> Iterator for IntoIterSorted<T> where
T: Ord, type Item = T;
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Notable traits for IntoIterSorted<T>
impl<T> Iterator for IntoIterSorted<T> where
T: Ord, type Item = T;
impl<T> Clone for Arc<T> where
T: ?Sized,
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T: ?Sized,
pub fn clone(&self) -> Arc<T>
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Makes a clone of the Arc
pointer.
This creates another pointer to the same allocation, increasing the strong reference count.
Examples
use std::sync::Arc; let five = Arc::new(5); let _ = Arc::clone(&five);
impl<'_, K, V> Clone for Range<'_, K, V>
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impl<'_, T> Clone for Iter<'_, T>
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impl<T> Clone for Weak<T> where
T: ?Sized,
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T: ?Sized,
pub fn clone(&self) -> Weak<T>
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Makes a clone of the Weak
pointer that points to the same allocation.
Examples
use std::rc::{Rc, Weak}; let weak_five = Rc::downgrade(&Rc::new(5)); let _ = Weak::clone(&weak_five);
impl<'_, T> Clone for Iter<'_, T>
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impl<'_, T> Clone for Iter<'_, T>
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impl<'_, T> Clone for Union<'_, T>
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impl Clone for TryReserveError
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pub fn clone(&self) -> TryReserveError
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impl Clone for Global
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impl<T> Clone for BTreeSet<T> where
T: Clone,
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T: Clone,
impl<T> Clone for IntoIter<T> where
T: Clone,
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T: Clone,
impl<'_, T> Clone for Range<'_, T>
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impl Clone for LittleEndian
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pub fn clone(&self) -> LittleEndian
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impl Clone for BigEndian
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impl Clone for Words
pub fn clone(&self) -> Words
impl Clone for Pages
pub fn clone(&self) -> Pages
impl Clone for Pages
pub fn clone(&self) -> Pages
impl Clone for Words
pub fn clone(&self) -> Words
impl Clone for Bytes
pub fn clone(&self) -> Bytes
impl Clone for semun
pub fn clone(&self) -> semun
impl Clone for lconv
pub fn clone(&self) -> lconv
impl Clone for aiocb
pub fn clone(&self) -> aiocb
impl Clone for dirent
pub fn clone(&self) -> dirent
impl Clone for pthread_attr_t
pub fn clone(&self) -> pthread_attr_t
impl Clone for __darwin_mcontext64
pub fn clone(&self) -> __darwin_mcontext64
impl Clone for pthread_rwlock_t
pub fn clone(&self) -> pthread_rwlock_t
impl Clone for sigval
pub fn clone(&self) -> sigval
impl Clone for ntptimeval
pub fn clone(&self) -> ntptimeval
impl Clone for glob_t
pub fn clone(&self) -> glob_t
impl Clone for __darwin_x86_float_state64
pub fn clone(&self) -> __darwin_x86_float_state64
impl Clone for siginfo_t
pub fn clone(&self) -> siginfo_t
impl Clone for utimbuf
pub fn clone(&self) -> utimbuf
impl Clone for regex_t
pub fn clone(&self) -> regex_t
impl Clone for sigevent
pub fn clone(&self) -> sigevent
impl Clone for tm
pub fn clone(&self) -> tm
impl Clone for servent
pub fn clone(&self) -> servent
impl Clone for timezone
pub fn clone(&self) -> timezone
impl Clone for segment_command
pub fn clone(&self) -> segment_command
impl Clone for semid_ds
pub fn clone(&self) -> semid_ds
impl Clone for ifaddrs
pub fn clone(&self) -> ifaddrs
impl Clone for mach_header_64
pub fn clone(&self) -> mach_header_64
impl Clone for rlimit
pub fn clone(&self) -> rlimit
impl Clone for FILE
pub fn clone(&self) -> FILE
impl Clone for in6_addr
pub fn clone(&self) -> in6_addr
impl Clone for rusage
pub fn clone(&self) -> rusage
impl Clone for pthread_mutexattr_t
pub fn clone(&self) -> pthread_mutexattr_t
impl Clone for winsize
pub fn clone(&self) -> winsize
impl Clone for protoent
pub fn clone(&self) -> protoent
impl Clone for segment_command_64
pub fn clone(&self) -> segment_command_64
impl Clone for mach_timebase_info
pub fn clone(&self) -> mach_timebase_info
impl Clone for regmatch_t
pub fn clone(&self) -> regmatch_t
impl Clone for fpos_t
pub fn clone(&self) -> fpos_t
impl Clone for ip_mreq
pub fn clone(&self) -> ip_mreq
impl Clone for utmpx
pub fn clone(&self) -> utmpx
impl Clone for sa_endpoints_t
pub fn clone(&self) -> sa_endpoints_t
impl Clone for pthread_mutex_t
pub fn clone(&self) -> pthread_mutex_t
impl Clone for proc_taskallinfo
pub fn clone(&self) -> proc_taskallinfo
impl Clone for sigaction
pub fn clone(&self) -> sigaction
impl Clone for proc_threadinfo
pub fn clone(&self) -> proc_threadinfo
impl Clone for sockaddr_un
pub fn clone(&self) -> sockaddr_un
impl Clone for fd_set
pub fn clone(&self) -> fd_set
impl Clone for sockaddr
pub fn clone(&self) -> sockaddr
impl Clone for cmsghdr
pub fn clone(&self) -> cmsghdr
impl Clone for fstore_t
pub fn clone(&self) -> fstore_t
impl Clone for max_align_t
pub fn clone(&self) -> max_align_t
impl Clone for __darwin_xmm_reg
pub fn clone(&self) -> __darwin_xmm_reg
impl Clone for group
pub fn clone(&self) -> group
impl Clone for DIR
pub fn clone(&self) -> DIR
impl Clone for xsw_usage
pub fn clone(&self) -> xsw_usage
impl Clone for timeval
pub fn clone(&self) -> timeval
impl Clone for pthread_rwlockattr_t
pub fn clone(&self) -> pthread_rwlockattr_t
impl Clone for timex
pub fn clone(&self) -> timex
impl Clone for __darwin_x86_thread_state64
pub fn clone(&self) -> __darwin_x86_thread_state64
impl Clone for in6_pktinfo
pub fn clone(&self) -> in6_pktinfo
impl Clone for passwd
pub fn clone(&self) -> passwd
impl Clone for ipv6_mreq
pub fn clone(&self) -> ipv6_mreq
impl Clone for sf_hdtr
pub fn clone(&self) -> sf_hdtr
impl Clone for linger
pub fn clone(&self) -> linger
impl Clone for flock
pub fn clone(&self) -> flock
impl Clone for mach_header
pub fn clone(&self) -> mach_header
impl Clone for proc_bsdinfo
pub fn clone(&self) -> proc_bsdinfo
impl Clone for timespec
pub fn clone(&self) -> timespec
impl Clone for bpf_hdr
pub fn clone(&self) -> bpf_hdr
impl Clone for if_nameindex
pub fn clone(&self) -> if_nameindex
impl Clone for statfs
pub fn clone(&self) -> statfs
impl Clone for __darwin_x86_exception_state64
pub fn clone(&self) -> __darwin_x86_exception_state64
impl Clone for itimerval
pub fn clone(&self) -> itimerval
impl Clone for tms
pub fn clone(&self) -> tms
impl Clone for statvfs
pub fn clone(&self) -> statvfs
impl Clone for stack_t
pub fn clone(&self) -> stack_t
impl Clone for __darwin_mmst_reg
pub fn clone(&self) -> __darwin_mmst_reg
impl Clone for sockaddr_inarp
pub fn clone(&self) -> sockaddr_inarp
impl Clone for hostent
pub fn clone(&self) -> hostent
impl Clone for in_pktinfo
pub fn clone(&self) -> in_pktinfo
impl Clone for timeval32
pub fn clone(&self) -> timeval32
impl Clone for msghdr
pub fn clone(&self) -> msghdr
impl Clone for proc_taskinfo
pub fn clone(&self) -> proc_taskinfo
impl Clone for sockaddr_in6
pub fn clone(&self) -> sockaddr_in6
impl Clone for in_addr
pub fn clone(&self) -> in_addr
impl Clone for fsid_t
pub fn clone(&self) -> fsid_t
impl Clone for dqblk
pub fn clone(&self) -> dqblk
impl Clone for termios
pub fn clone(&self) -> termios
impl Clone for kevent64_s
pub fn clone(&self) -> kevent64_s
impl Clone for iovec
pub fn clone(&self) -> iovec
impl Clone for pthread_condattr_t
pub fn clone(&self) -> pthread_condattr_t
impl Clone for sembuf
pub fn clone(&self) -> sembuf
impl Clone for shmid_ds
pub fn clone(&self) -> shmid_ds
impl Clone for kevent
pub fn clone(&self) -> kevent
impl Clone for pthread_cond_t
pub fn clone(&self) -> pthread_cond_t
impl Clone for stat
pub fn clone(&self) -> stat
impl Clone for utsname
pub fn clone(&self) -> utsname
impl Clone for ipc_perm
pub fn clone(&self) -> ipc_perm
impl Clone for ucontext_t
pub fn clone(&self) -> ucontext_t
impl Clone for if_msghdr
pub fn clone(&self) -> if_msghdr
impl Clone for arphdr
pub fn clone(&self) -> arphdr
impl Clone for radvisory
pub fn clone(&self) -> radvisory
impl Clone for addrinfo
pub fn clone(&self) -> addrinfo
impl Clone for sockaddr_ctl
pub fn clone(&self) -> sockaddr_ctl
impl Clone for pollfd
pub fn clone(&self) -> pollfd
impl Clone for if_data
pub fn clone(&self) -> if_data
impl Clone for xucred
pub fn clone(&self) -> xucred
impl Clone for sockaddr_storage
pub fn clone(&self) -> sockaddr_storage
impl Clone for load_command
pub fn clone(&self) -> load_command
impl Clone for Dl_info
pub fn clone(&self) -> Dl_info
impl Clone for sockaddr_dl
pub fn clone(&self) -> sockaddr_dl
impl Clone for sockaddr_in
pub fn clone(&self) -> sockaddr_in
impl Clone for FromHexError
pub fn clone(&self) -> FromHexError
Implementors
impl Clone for !
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impl Clone for ontio_std::prelude::cmp::Ordering
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impl Clone for SearchStep
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pub fn clone(&self) -> SearchStep
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impl Clone for ParseBoolError
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pub fn clone(&self) -> ParseBoolError
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impl Clone for Utf8Error
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impl Clone for FromUtf8Error
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pub fn clone(&self) -> FromUtf8Error
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impl Clone for I128
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impl Clone for String
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impl Clone for U128
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impl Clone for Box<str, Global>
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impl Clone for H160
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impl Clone for H256
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impl Clone for U256
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impl Clone for bool
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impl Clone for char
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impl Clone for f32
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impl Clone for f64
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impl Clone for i8
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impl Clone for i16
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impl Clone for i32
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impl Clone for i64
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impl Clone for i128
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impl Clone for isize
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impl Clone for u8
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impl Clone for u16
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impl Clone for u32
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impl Clone for u64
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impl Clone for u128
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impl Clone for usize
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impl<'_, T> !Clone for &'_ mut T where
T: ?Sized,
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T: ?Sized,
Shared references can be cloned, but mutable references cannot!
impl<'_, T> Clone for &'_ T where
T: ?Sized,
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T: ?Sized,
Shared references can be cloned, but mutable references cannot!
impl<'a> Clone for CharSearcher<'a>
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pub fn clone(&self) -> CharSearcher<'a>
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impl<'a> Clone for ontio_std::prelude::str::Bytes<'a>
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impl<'a> Clone for CharIndices<'a>
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pub fn clone(&self) -> CharIndices<'a>ⓘNotable traits for CharIndices<'a>
impl<'a> Iterator for CharIndices<'a> type Item = (usize, char);
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Notable traits for CharIndices<'a>
impl<'a> Iterator for CharIndices<'a> type Item = (usize, char);
impl<'a> Clone for Chars<'a>
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impl<'a> Clone for EncodeUtf16<'a>
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pub fn clone(&self) -> EncodeUtf16<'a>ⓘNotable traits for EncodeUtf16<'a>
impl<'a> Iterator for EncodeUtf16<'a> type Item = u16;
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Notable traits for EncodeUtf16<'a>
impl<'a> Iterator for EncodeUtf16<'a> type Item = u16;
impl<'a> Clone for ontio_std::prelude::str::EscapeDebug<'a>
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pub fn clone(&self) -> EscapeDebug<'a>ⓘNotable traits for EscapeDebug<'a>
impl<'a> Iterator for EscapeDebug<'a> type Item = char;
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Notable traits for EscapeDebug<'a>
impl<'a> Iterator for EscapeDebug<'a> type Item = char;
impl<'a> Clone for ontio_std::prelude::str::EscapeDefault<'a>
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pub fn clone(&self) -> EscapeDefault<'a>ⓘNotable traits for EscapeDefault<'a>
impl<'a> Iterator for EscapeDefault<'a> type Item = char;
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Notable traits for EscapeDefault<'a>
impl<'a> Iterator for EscapeDefault<'a> type Item = char;
impl<'a> Clone for ontio_std::prelude::str::EscapeUnicode<'a>
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pub fn clone(&self) -> EscapeUnicode<'a>ⓘNotable traits for EscapeUnicode<'a>
impl<'a> Iterator for EscapeUnicode<'a> type Item = char;
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Notable traits for EscapeUnicode<'a>
impl<'a> Iterator for EscapeUnicode<'a> type Item = char;
impl<'a> Clone for Lines<'a>
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impl<'a> Clone for LinesAny<'a>
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impl<'a> Clone for SplitAsciiWhitespace<'a>
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pub fn clone(&self) -> SplitAsciiWhitespace<'a>ⓘNotable traits for SplitAsciiWhitespace<'a>
impl<'a> Iterator for SplitAsciiWhitespace<'a> type Item = &'a str;
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Notable traits for SplitAsciiWhitespace<'a>
impl<'a> Iterator for SplitAsciiWhitespace<'a> type Item = &'a str;
impl<'a> Clone for SplitWhitespace<'a>
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pub fn clone(&self) -> SplitWhitespace<'a>ⓘNotable traits for SplitWhitespace<'a>
impl<'a> Iterator for SplitWhitespace<'a> type Item = &'a str;
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Notable traits for SplitWhitespace<'a>
impl<'a> Iterator for SplitWhitespace<'a> type Item = &'a str;
impl<'a, 'b> Clone for CharSliceSearcher<'a, 'b>
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pub fn clone(&self) -> CharSliceSearcher<'a, 'b>
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impl<'a, 'b> Clone for StrSearcher<'a, 'b>
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pub fn clone(&self) -> StrSearcher<'a, 'b>
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impl<'a, F> Clone for CharPredicateSearcher<'a, F> where
F: Clone + FnMut(char) -> bool,
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F: Clone + FnMut(char) -> bool,
pub fn clone(&self) -> CharPredicateSearcher<'a, F>
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impl<'a, P> Clone for MatchIndices<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
pub fn clone(&self) -> MatchIndices<'a, P>ⓘNotable traits for MatchIndices<'a, P>
impl<'a, P> Iterator for MatchIndices<'a, P> where
P: Pattern<'a>, type Item = (usize, &'a str);
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Notable traits for MatchIndices<'a, P>
impl<'a, P> Iterator for MatchIndices<'a, P> where
P: Pattern<'a>, type Item = (usize, &'a str);
impl<'a, P> Clone for Matches<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
impl<'a, P> Clone for RMatchIndices<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
pub fn clone(&self) -> RMatchIndices<'a, P>ⓘNotable traits for RMatchIndices<'a, P>
impl<'a, P> Iterator for RMatchIndices<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: ReverseSearcher<'a>, type Item = (usize, &'a str);
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Notable traits for RMatchIndices<'a, P>
impl<'a, P> Iterator for RMatchIndices<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: ReverseSearcher<'a>, type Item = (usize, &'a str);
impl<'a, P> Clone for RMatches<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
impl<'a, P> Clone for ontio_std::prelude::str::RSplit<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
impl<'a, P> Clone for RSplitN<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
impl<'a, P> Clone for RSplitTerminator<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
pub fn clone(&self) -> RSplitTerminator<'a, P>ⓘNotable traits for RSplitTerminator<'a, P>
impl<'a, P> Iterator for RSplitTerminator<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: ReverseSearcher<'a>, type Item = &'a str;
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Notable traits for RSplitTerminator<'a, P>
impl<'a, P> Iterator for RSplitTerminator<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: ReverseSearcher<'a>, type Item = &'a str;
impl<'a, P> Clone for ontio_std::prelude::str::Split<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
impl<'a, P> Clone for SplitN<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
impl<'a, P> Clone for SplitTerminator<'a, P> where
P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
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P: Pattern<'a>,
<P as Pattern<'a>>::Searcher: Clone,
pub fn clone(&self) -> SplitTerminator<'a, P>ⓘNotable traits for SplitTerminator<'a, P>
impl<'a, P> Iterator for SplitTerminator<'a, P> where
P: Pattern<'a>, type Item = &'a str;
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Notable traits for SplitTerminator<'a, P>
impl<'a, P> Iterator for SplitTerminator<'a, P> where
P: Pattern<'a>, type Item = &'a str;
impl<T> Clone for *const T where
T: ?Sized,
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T: ?Sized,
impl<T> Clone for *mut T where
T: ?Sized,
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T: ?Sized,
impl<T> Clone for Option<T> where
T: Clone,
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T: Clone,
impl<T> Clone for Reverse<T> where
T: Clone,
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T: Clone,
impl<T, A> Clone for Box<T, A> where
A: Clone + Allocator,
T: Clone,
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A: Clone + Allocator,
T: Clone,
pub fn clone(&self) -> Box<T, A>ⓘ
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Returns a new box with a clone()
of this box's contents.
Examples
let x = Box::new(5); let y = x.clone(); // The value is the same assert_eq!(x, y); // But they are unique objects assert_ne!(&*x as *const i32, &*y as *const i32);
pub fn clone_from(&mut self, source: &Box<T, A>)
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Copies source
's contents into self
without creating a new allocation.
Examples
let x = Box::new(5); let mut y = Box::new(10); let yp: *const i32 = &*y; y.clone_from(&x); // The value is the same assert_eq!(x, y); // And no allocation occurred assert_eq!(yp, &*y);
impl<T, A> Clone for Box<[T], A> where
A: Clone + Allocator,
T: Clone,
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A: Clone + Allocator,
T: Clone,
impl<T, A> Clone for ontio_std::prelude::vec::IntoIter<T, A> where
A: Clone + Allocator,
T: Clone,
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A: Clone + Allocator,
T: Clone,
impl<T, A> Clone for Vec<T, A> where
A: Clone + Allocator,
T: Clone,
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A: Clone + Allocator,
T: Clone,
impl<T, E> Clone for Result<T, E> where
E: Clone,
T: Clone,
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E: Clone,
T: Clone,