Struct core::char::EscapeDefault
1.0.0 · source · pub struct EscapeDefault(_);
Expand description
产生 char
的字面量转义码的迭代器。
该 struct
是通过 char
上的 escape_default
方法创建的。
有关更多信息,请参见其文档。
Trait Implementations§
source§impl Clone for EscapeDefault
impl Clone for EscapeDefault
source§impl Debug for EscapeDefault
impl Debug for EscapeDefault
1.16.0 · source§impl Display for EscapeDefault
impl Display for EscapeDefault
1.11.0 · source§impl ExactSizeIterator for EscapeDefault
impl ExactSizeIterator for EscapeDefault
source§impl Iterator for EscapeDefault
impl Iterator for EscapeDefault
source§fn advance_by(&mut self, n: usize) -> Result<(), NonZeroUsize>
fn advance_by(&mut self, n: usize) -> Result<(), NonZeroUsize>
🔬This is a nightly-only experimental API. (
iter_advance_by
#77404)通过
n
元素使迭代器前进。 Read moresource§fn next_chunk<const N: usize>(
&mut self
) -> Result<[Self::Item; N], IntoIter<Self::Item, N>>where
Self: Sized,
fn next_chunk<const N: usize>( &mut self ) -> Result<[Self::Item; N], IntoIter<Self::Item, N>>where Self: Sized,
🔬This is a nightly-only experimental API. (
iter_next_chunk
#98326)推进迭代器并返回包含下一个
N
值的数组。 Read more1.28.0 · source§fn step_by(self, step: usize) -> StepBy<Self> ⓘwhere
Self: Sized,
fn step_by(self, step: usize) -> StepBy<Self> ⓘwhere Self: Sized,
创建一个从同一点开始的迭代器,但在每次迭代时以给定的数量逐步执行。 Read more
source§fn chain<U>(self, other: U) -> Chain<Self, U::IntoIter> ⓘwhere
Self: Sized,
U: IntoIterator<Item = Self::Item>,
fn chain<U>(self, other: U) -> Chain<Self, U::IntoIter> ⓘwhere Self: Sized, U: IntoIterator<Item = Self::Item>,
接受两个迭代器,并依次在两个迭代器上创建一个新的迭代器。 Read more
source§fn zip<U>(self, other: U) -> Zip<Self, U::IntoIter> ⓘwhere
Self: Sized,
U: IntoIterator,
fn zip<U>(self, other: U) -> Zip<Self, U::IntoIter> ⓘwhere Self: Sized, U: IntoIterator,
将两个迭代器压缩为成对的单个迭代器。 Read more
source§fn intersperse(self, separator: Self::Item) -> Intersperse<Self> ⓘwhere
Self: Sized,
Self::Item: Clone,
fn intersperse(self, separator: Self::Item) -> Intersperse<Self> ⓘwhere Self: Sized, Self::Item: Clone,
🔬This is a nightly-only experimental API. (
iter_intersperse
#79524)创建一个新的迭代器,该迭代器将
separator
的副本放置在原始迭代器的相邻项之间。 Read moresource§fn intersperse_with<G>(self, separator: G) -> IntersperseWith<Self, G> ⓘwhere
Self: Sized,
G: FnMut() -> Self::Item,
fn intersperse_with<G>(self, separator: G) -> IntersperseWith<Self, G> ⓘwhere Self: Sized, G: FnMut() -> Self::Item,
🔬This is a nightly-only experimental API. (
iter_intersperse
#79524)创建一个新的迭代器,该迭代器将
separator
生成的项放在原始迭代器的相邻项之间。 Read moresource§fn map<B, F>(self, f: F) -> Map<Self, F> ⓘwhere
Self: Sized,
F: FnMut(Self::Item) -> B,
fn map<B, F>(self, f: F) -> Map<Self, F> ⓘwhere Self: Sized, F: FnMut(Self::Item) -> B,
获取一个闭包并创建一个迭代器,该迭代器在每个元素上调用该闭包。 Read more
1.21.0 · source§fn for_each<F>(self, f: F)where
Self: Sized,
F: FnMut(Self::Item),
fn for_each<F>(self, f: F)where Self: Sized, F: FnMut(Self::Item),
在迭代器的每个元素上调用一个闭包。 Read more
source§fn filter<P>(self, predicate: P) -> Filter<Self, P> ⓘwhere
Self: Sized,
P: FnMut(&Self::Item) -> bool,
fn filter<P>(self, predicate: P) -> Filter<Self, P> ⓘwhere Self: Sized, P: FnMut(&Self::Item) -> bool,
创建一个迭代器,该迭代器使用闭包确定是否应产生元素。 Read more
source§fn filter_map<B, F>(self, f: F) -> FilterMap<Self, F> ⓘwhere
Self: Sized,
F: FnMut(Self::Item) -> Option<B>,
fn filter_map<B, F>(self, f: F) -> FilterMap<Self, F> ⓘwhere Self: Sized, F: FnMut(Self::Item) -> Option<B>,
创建一个同时过滤和映射的迭代器。 Read more
source§fn enumerate(self) -> Enumerate<Self> ⓘwhere
Self: Sized,
fn enumerate(self) -> Enumerate<Self> ⓘwhere Self: Sized,
创建一个迭代器,该迭代器给出当前迭代次数以及下一个值。 Read more
source§fn skip_while<P>(self, predicate: P) -> SkipWhile<Self, P> ⓘwhere
Self: Sized,
P: FnMut(&Self::Item) -> bool,
fn skip_while<P>(self, predicate: P) -> SkipWhile<Self, P> ⓘwhere Self: Sized, P: FnMut(&Self::Item) -> bool,
source§fn take_while<P>(self, predicate: P) -> TakeWhile<Self, P> ⓘwhere
Self: Sized,
P: FnMut(&Self::Item) -> bool,
fn take_while<P>(self, predicate: P) -> TakeWhile<Self, P> ⓘwhere Self: Sized, P: FnMut(&Self::Item) -> bool,
创建一个迭代器,该迭代器根据谓词产生元素。 Read more
1.57.0 · source§fn map_while<B, P>(self, predicate: P) -> MapWhile<Self, P> ⓘwhere
Self: Sized,
P: FnMut(Self::Item) -> Option<B>,
fn map_while<B, P>(self, predicate: P) -> MapWhile<Self, P> ⓘwhere Self: Sized, P: FnMut(Self::Item) -> Option<B>,
创建一个迭代器,该迭代器均基于谓词和映射生成元素。 Read more
source§fn take(self, n: usize) -> Take<Self> ⓘwhere
Self: Sized,
fn take(self, n: usize) -> Take<Self> ⓘwhere Self: Sized,
创建一个迭代器,它产生第一个
n
元素,如果底层迭代器提前结束,则产生更少的元素。 Read moresource§fn scan<St, B, F>(self, initial_state: St, f: F) -> Scan<Self, St, F> ⓘwhere
Self: Sized,
F: FnMut(&mut St, Self::Item) -> Option<B>,
fn scan<St, B, F>(self, initial_state: St, f: F) -> Scan<Self, St, F> ⓘwhere Self: Sized, F: FnMut(&mut St, Self::Item) -> Option<B>,
source§fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F> ⓘwhere
Self: Sized,
U: IntoIterator,
F: FnMut(Self::Item) -> U,
fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F> ⓘwhere Self: Sized, U: IntoIterator, F: FnMut(Self::Item) -> U,
创建一个迭代器,其工作方式类似于 map,但它会将嵌套的结构展平。 Read more
source§fn inspect<F>(self, f: F) -> Inspect<Self, F> ⓘwhere
Self: Sized,
F: FnMut(&Self::Item),
fn inspect<F>(self, f: F) -> Inspect<Self, F> ⓘwhere Self: Sized, F: FnMut(&Self::Item),
对迭代器的每个元素执行某些操作,将值传递给它。 Read more
source§fn collect_into<E: Extend<Self::Item>>(self, collection: &mut E) -> &mut Ewhere
Self: Sized,
fn collect_into<E: Extend<Self::Item>>(self, collection: &mut E) -> &mut Ewhere Self: Sized,
🔬This is a nightly-only experimental API. (
iter_collect_into
#94780)将迭代器中的所有项收集到一个集合中。 Read more
source§fn partition<B, F>(self, f: F) -> (B, B)where
Self: Sized,
B: Default + Extend<Self::Item>,
F: FnMut(&Self::Item) -> bool,
fn partition<B, F>(self, f: F) -> (B, B)where Self: Sized, B: Default + Extend<Self::Item>, F: FnMut(&Self::Item) -> bool,
消耗一个迭代器,从中创建两个集合。 Read more
source§fn is_partitioned<P>(self, predicate: P) -> boolwhere
Self: Sized,
P: FnMut(Self::Item) -> bool,
fn is_partitioned<P>(self, predicate: P) -> boolwhere Self: Sized, P: FnMut(Self::Item) -> bool,
🔬This is a nightly-only experimental API. (
iter_is_partitioned
#62544)1.27.0 · source§fn try_fold<B, F, R>(&mut self, init: B, f: F) -> Rwhere
Self: Sized,
F: FnMut(B, Self::Item) -> R,
R: Try<Output = B>,
fn try_fold<B, F, R>(&mut self, init: B, f: F) -> Rwhere Self: Sized, F: FnMut(B, Self::Item) -> R, R: Try<Output = B>,
一个迭代器方法,它只要成功返回就应用函数,并产生单个最终值。 Read more
1.27.0 · source§fn try_for_each<F, R>(&mut self, f: F) -> Rwhere
Self: Sized,
F: FnMut(Self::Item) -> R,
R: Try<Output = ()>,
fn try_for_each<F, R>(&mut self, f: F) -> Rwhere Self: Sized, F: FnMut(Self::Item) -> R, R: Try<Output = ()>,
一个迭代器方法,该方法将一个容易犯错的函数应用于迭代器中的每个项,在第一个错误处停止并返回该错误。 Read more
source§fn fold<B, F>(self, init: B, f: F) -> Bwhere
Self: Sized,
F: FnMut(B, Self::Item) -> B,
fn fold<B, F>(self, init: B, f: F) -> Bwhere Self: Sized, F: FnMut(B, Self::Item) -> B,
通过应用操作将每个元素
fold
到一个累加器中,返回最终结果。 Read more1.51.0 · source§fn reduce<F>(self, f: F) -> Option<Self::Item>where
Self: Sized,
F: FnMut(Self::Item, Self::Item) -> Self::Item,
fn reduce<F>(self, f: F) -> Option<Self::Item>where Self: Sized, F: FnMut(Self::Item, Self::Item) -> Self::Item,
通过重复应用缩减操作,将元素缩减为一个。 Read more
source§fn try_reduce<F, R>(
&mut self,
f: F
) -> <<R as Try>::Residual as Residual<Option<R::Output>>>::TryTypewhere
Self: Sized,
F: FnMut(Self::Item, Self::Item) -> R,
R: Try<Output = Self::Item>,
R::Residual: Residual<Option<Self::Item>>,
fn try_reduce<F, R>( &mut self, f: F ) -> <<R as Try>::Residual as Residual<Option<R::Output>>>::TryTypewhere Self: Sized, F: FnMut(Self::Item, Self::Item) -> R, R: Try<Output = Self::Item>, R::Residual: Residual<Option<Self::Item>>,
🔬This is a nightly-only experimental API. (
iterator_try_reduce
#87053)通过重复应用 Reduce 操作,将元素归约为单个元素。
如果闭包返回失败,则失败会立即传播给调用者。 Read more
source§fn all<F>(&mut self, f: F) -> boolwhere
Self: Sized,
F: FnMut(Self::Item) -> bool,
fn all<F>(&mut self, f: F) -> boolwhere Self: Sized, F: FnMut(Self::Item) -> bool,
测试迭代器的每个元素是否与谓词匹配。 Read more
source§fn any<F>(&mut self, f: F) -> boolwhere
Self: Sized,
F: FnMut(Self::Item) -> bool,
fn any<F>(&mut self, f: F) -> boolwhere Self: Sized, F: FnMut(Self::Item) -> bool,
测试迭代器的任何元素是否与谓词匹配。 Read more
source§fn find<P>(&mut self, predicate: P) -> Option<Self::Item>where
Self: Sized,
P: FnMut(&Self::Item) -> bool,
fn find<P>(&mut self, predicate: P) -> Option<Self::Item>where Self: Sized, P: FnMut(&Self::Item) -> bool,
搜索满足谓词的迭代器的元素。 Read more
1.30.0 · source§fn find_map<B, F>(&mut self, f: F) -> Option<B>where
Self: Sized,
F: FnMut(Self::Item) -> Option<B>,
fn find_map<B, F>(&mut self, f: F) -> Option<B>where Self: Sized, F: FnMut(Self::Item) -> Option<B>,
将函数应用于迭代器的元素,并返回第一个非 None 的结果。 Read more
source§fn try_find<F, R>(
&mut self,
f: F
) -> <<R as Try>::Residual as Residual<Option<Self::Item>>>::TryTypewhere
Self: Sized,
F: FnMut(&Self::Item) -> R,
R: Try<Output = bool>,
R::Residual: Residual<Option<Self::Item>>,
fn try_find<F, R>( &mut self, f: F ) -> <<R as Try>::Residual as Residual<Option<Self::Item>>>::TryTypewhere Self: Sized, F: FnMut(&Self::Item) -> R, R: Try<Output = bool>, R::Residual: Residual<Option<Self::Item>>,
🔬This is a nightly-only experimental API. (
try_find
#63178)将函数应用于迭代器的元素,并返回第一个为 true 的结果或第一个错误。 Read more
source§fn position<P>(&mut self, predicate: P) -> Option<usize>where
Self: Sized,
P: FnMut(Self::Item) -> bool,
fn position<P>(&mut self, predicate: P) -> Option<usize>where Self: Sized, P: FnMut(Self::Item) -> bool,
在迭代器中搜索元素,并返回其索引。 Read more
1.6.0 · source§fn max_by_key<B: Ord, F>(self, f: F) -> Option<Self::Item>where
Self: Sized,
F: FnMut(&Self::Item) -> B,
fn max_by_key<B: Ord, F>(self, f: F) -> Option<Self::Item>where Self: Sized, F: FnMut(&Self::Item) -> B,
返回给出指定函数最大值的元素。 Read more
1.15.0 · source§fn max_by<F>(self, compare: F) -> Option<Self::Item>where
Self: Sized,
F: FnMut(&Self::Item, &Self::Item) -> Ordering,
fn max_by<F>(self, compare: F) -> Option<Self::Item>where Self: Sized, F: FnMut(&Self::Item, &Self::Item) -> Ordering,
返回给出相对于指定比较函数的最大值的元素。 Read more
1.6.0 · source§fn min_by_key<B: Ord, F>(self, f: F) -> Option<Self::Item>where
Self: Sized,
F: FnMut(&Self::Item) -> B,
fn min_by_key<B: Ord, F>(self, f: F) -> Option<Self::Item>where Self: Sized, F: FnMut(&Self::Item) -> B,
返回给出指定函数中最小值的元素。 Read more
1.15.0 · source§fn min_by<F>(self, compare: F) -> Option<Self::Item>where
Self: Sized,
F: FnMut(&Self::Item, &Self::Item) -> Ordering,
fn min_by<F>(self, compare: F) -> Option<Self::Item>where Self: Sized, F: FnMut(&Self::Item, &Self::Item) -> Ordering,
返回给出相对于指定比较函数的最小值的元素。 Read more
source§fn unzip<A, B, FromA, FromB>(self) -> (FromA, FromB)where
FromA: Default + Extend<A>,
FromB: Default + Extend<B>,
Self: Sized + Iterator<Item = (A, B)>,
fn unzip<A, B, FromA, FromB>(self) -> (FromA, FromB)where FromA: Default + Extend<A>, FromB: Default + Extend<B>, Self: Sized + Iterator<Item = (A, B)>,
将成对的迭代器转换为一对容器。 Read more
1.36.0 · source§fn copied<'a, T>(self) -> Copied<Self> ⓘwhere
Self: Sized + Iterator<Item = &'a T>,
T: Copy + 'a,
fn copied<'a, T>(self) -> Copied<Self> ⓘwhere Self: Sized + Iterator<Item = &'a T>, T: Copy + 'a,
创建一个迭代器,该迭代器将复制其所有元素。 Read more
source§fn cloned<'a, T>(self) -> Cloned<Self> ⓘwhere
Self: Sized + Iterator<Item = &'a T>,
T: Clone + 'a,
fn cloned<'a, T>(self) -> Cloned<Self> ⓘwhere Self: Sized + Iterator<Item = &'a T>, T: Clone + 'a,
创建一个迭代器,该迭代器将克隆所有元素。 Read more
source§fn array_chunks<const N: usize>(self) -> ArrayChunks<Self, N> ⓘwhere
Self: Sized,
fn array_chunks<const N: usize>(self) -> ArrayChunks<Self, N> ⓘwhere Self: Sized,
🔬This is a nightly-only experimental API. (
iter_array_chunks
#100450)一次返回迭代器的
N
个元素的迭代器。 Read more1.11.0 · source§fn product<P>(self) -> Pwhere
Self: Sized,
P: Product<Self::Item>,
fn product<P>(self) -> Pwhere Self: Sized, P: Product<Self::Item>,
遍历整个迭代器,将所有元素相乘 Read more
1.5.0 · source§fn cmp<I>(self, other: I) -> Orderingwhere
I: IntoIterator<Item = Self::Item>,
Self::Item: Ord,
Self: Sized,
fn cmp<I>(self, other: I) -> Orderingwhere I: IntoIterator<Item = Self::Item>, Self::Item: Ord, Self: Sized,
source§fn cmp_by<I, F>(self, other: I, cmp: F) -> Orderingwhere
Self: Sized,
I: IntoIterator,
F: FnMut(Self::Item, I::Item) -> Ordering,
fn cmp_by<I, F>(self, other: I, cmp: F) -> Orderingwhere Self: Sized, I: IntoIterator, F: FnMut(Self::Item, I::Item) -> Ordering,
🔬This is a nightly-only experimental API. (
iter_order_by
#64295)1.5.0 · source§fn partial_cmp<I>(self, other: I) -> Option<Ordering>where
I: IntoIterator,
Self::Item: PartialOrd<I::Item>,
Self: Sized,
fn partial_cmp<I>(self, other: I) -> Option<Ordering>where I: IntoIterator, Self::Item: PartialOrd<I::Item>, Self: Sized,
Lexicographically 将此
Iterator
的 PartialOrd
元素与另一个 PartialOrd
的元素进行比较。
比较的工作方式类似于短路评估,返回结果而不比较其余元素。
一旦可以确定订单,评估就会停止并返回结果。 Read moresource§fn partial_cmp_by<I, F>(self, other: I, partial_cmp: F) -> Option<Ordering>where
Self: Sized,
I: IntoIterator,
F: FnMut(Self::Item, I::Item) -> Option<Ordering>,
fn partial_cmp_by<I, F>(self, other: I, partial_cmp: F) -> Option<Ordering>where Self: Sized, I: IntoIterator, F: FnMut(Self::Item, I::Item) -> Option<Ordering>,
🔬This is a nightly-only experimental API. (
iter_order_by
#64295)1.5.0 · source§fn eq<I>(self, other: I) -> boolwhere
I: IntoIterator,
Self::Item: PartialEq<I::Item>,
Self: Sized,
fn eq<I>(self, other: I) -> boolwhere I: IntoIterator, Self::Item: PartialEq<I::Item>, Self: Sized,
source§fn eq_by<I, F>(self, other: I, eq: F) -> boolwhere
Self: Sized,
I: IntoIterator,
F: FnMut(Self::Item, I::Item) -> bool,
fn eq_by<I, F>(self, other: I, eq: F) -> boolwhere Self: Sized, I: IntoIterator, F: FnMut(Self::Item, I::Item) -> bool,
🔬This is a nightly-only experimental API. (
iter_order_by
#64295)1.5.0 · source§fn ne<I>(self, other: I) -> boolwhere
I: IntoIterator,
Self::Item: PartialEq<I::Item>,
Self: Sized,
fn ne<I>(self, other: I) -> boolwhere I: IntoIterator, Self::Item: PartialEq<I::Item>, Self: Sized,
1.5.0 · source§fn lt<I>(self, other: I) -> boolwhere
I: IntoIterator,
Self::Item: PartialOrd<I::Item>,
Self: Sized,
fn lt<I>(self, other: I) -> boolwhere I: IntoIterator, Self::Item: PartialOrd<I::Item>, Self: Sized,
1.5.0 · source§fn le<I>(self, other: I) -> boolwhere
I: IntoIterator,
Self::Item: PartialOrd<I::Item>,
Self: Sized,
fn le<I>(self, other: I) -> boolwhere I: IntoIterator, Self::Item: PartialOrd<I::Item>, Self: Sized,
1.5.0 · source§fn gt<I>(self, other: I) -> boolwhere
I: IntoIterator,
Self::Item: PartialOrd<I::Item>,
Self: Sized,
fn gt<I>(self, other: I) -> boolwhere I: IntoIterator, Self::Item: PartialOrd<I::Item>, Self: Sized,
1.5.0 · source§fn ge<I>(self, other: I) -> boolwhere
I: IntoIterator,
Self::Item: PartialOrd<I::Item>,
Self: Sized,
fn ge<I>(self, other: I) -> boolwhere I: IntoIterator, Self::Item: PartialOrd<I::Item>, Self: Sized,
source§fn is_sorted(self) -> boolwhere
Self: Sized,
Self::Item: PartialOrd,
fn is_sorted(self) -> boolwhere Self: Sized, Self::Item: PartialOrd,
🔬This is a nightly-only experimental API. (
is_sorted
#53485)检查此迭代器的元素是否已排序。 Read more
source§fn is_sorted_by<F>(self, compare: F) -> boolwhere
Self: Sized,
F: FnMut(&Self::Item, &Self::Item) -> Option<Ordering>,
fn is_sorted_by<F>(self, compare: F) -> boolwhere Self: Sized, F: FnMut(&Self::Item, &Self::Item) -> Option<Ordering>,
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is_sorted
#53485)检查此迭代器的元素是否使用给定的比较器函数进行排序。 Read more
source§fn is_sorted_by_key<F, K>(self, f: F) -> boolwhere
Self: Sized,
F: FnMut(Self::Item) -> K,
K: PartialOrd,
fn is_sorted_by_key<F, K>(self, f: F) -> boolwhere Self: Sized, F: FnMut(Self::Item) -> K, K: PartialOrd,
🔬This is a nightly-only experimental API. (
is_sorted
#53485)检查此迭代器的元素是否使用给定的键提取函数进行排序。 Read more
impl FusedIterator for EscapeDefault
Auto Trait Implementations§
impl RefUnwindSafe for EscapeDefault
impl Send for EscapeDefault
impl Sync for EscapeDefault
impl Unpin for EscapeDefault
impl UnwindSafe for EscapeDefault
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
从拥有的值中借用。 Read more