Struct alloc::collections::binary_heap::PeekMut

1.12.0 · source ·
pub struct PeekMut<'a, T: 'a + Ord> { /* private fields */ }
Expand description

将可变引用引至 BinaryHeap 上最大部分的结构体。

struct 是通过 BinaryHeap 上的 peek_mut 方法创建的。 有关更多信息,请参见其文档。

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impl<'a, T: Ord> PeekMut<'a, T>

1.18.0 · source

pub fn pop(this: PeekMut<'a, T>) -> T

从堆中删除偷看的值并返回它。

Trait Implementations§

1.17.0 · source§

impl<T: Ord + Debug> Debug for PeekMut<'_, T>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

使用给定的格式化程序格式化该值。 Read more
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impl<T: Ord> Deref for PeekMut<'_, T>

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type Target = T

解引用后的结果类型。
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fn deref(&self) -> &T

解引用值。
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impl<T: Ord> DerefMut for PeekMut<'_, T>

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fn deref_mut(&mut self) -> &mut T

可变地解引用该值。
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impl<T: Ord> Drop for PeekMut<'_, T>

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fn drop(&mut self)

执行此类型的析构函数。 Read more

Auto Trait Implementations§

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impl<'a, T> RefUnwindSafe for PeekMut<'a, T>where T: RefUnwindSafe,

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impl<'a, T> Send for PeekMut<'a, T>where T: Send,

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impl<'a, T> Sync for PeekMut<'a, T>where T: Sync,

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impl<'a, T> Unpin for PeekMut<'a, T>

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impl<'a, T> !UnwindSafe for PeekMut<'a, T>

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

获取 selfTypeIdRead more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

从拥有的值中一成不变地借用。 Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

从拥有的值中借用。 Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

返回未更改的参数。

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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

调用 U::from(self)

也就是说,这种转换是 From<T> for U 实现选择执行的任何操作。

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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

发生转换错误时返回的类型。
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

执行转换。
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

发生转换错误时返回的类型。
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

执行转换。