# Struct alloc::str::pattern::StrSearcher

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    pub struct StrSearcher<'a, 'b> { /* private fields */ }

🔬This is a nightly-only experimental API. (`pattern` #27721)
Expand description

Associated type for `<&str as Pattern<'a>>::Searcher`.

## Trait Implementations

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### impl<'a, 'b> Clone for StrSearcher<'a, 'b>

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#### fn clone(&self) -> StrSearcher<'a, 'b>

Returns a copy of the value. Read more
1.0.0 · source

#### fn clone_from(&mut self, source: &Self)

Performs copy-assignment from `source`. Read more
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### impl<'a, 'b> Debug for StrSearcher<'a, 'b>

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

Formats the value using the given formatter. Read more
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### impl<'a, 'b> ReverseSearcher<'a> for StrSearcher<'a, 'b>

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#### fn next_back(&mut self) -> SearchStep

🔬This is a nightly-only experimental API. (`pattern` #27721)
Performs the next search step starting from the back. Read more
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#### fn next_match_back(&mut self) -> Option<(usize, usize)>

🔬This is a nightly-only experimental API. (`pattern` #27721)
Finds the next `Match` result. See `next_back()`. Read more
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#### fn next_reject_back(&mut self) -> Option<(usize, usize)>

🔬This is a nightly-only experimental API. (`pattern` #27721)
Finds the next `Reject` result. See `next_back()`. Read more
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### impl<'a, 'b> Searcher<'a> for StrSearcher<'a, 'b>

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#### fn haystack(&self) -> &'a str

🔬This is a nightly-only experimental API. (`pattern` #27721)
Getter for the underlying string to be searched in Read more
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#### fn next(&mut self) -> SearchStep

🔬This is a nightly-only experimental API. (`pattern` #27721)
Performs the next search step starting from the front. Read more
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#### fn next_match(&mut self) -> Option<(usize, usize)>

🔬This is a nightly-only experimental API. (`pattern` #27721)
Finds the next `Match` result. See `next()`. Read more
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#### fn next_reject(&mut self) -> Option<(usize, usize)>

🔬This is a nightly-only experimental API. (`pattern` #27721)
Finds the next `Reject` result. See `next()` and `next_match()`. Read more

## Auto Trait Implementations

### impl<'a, 'b> RefUnwindSafe for StrSearcher<'a, 'b>

### impl<'a, 'b> Send for StrSearcher<'a, 'b>

### impl<'a, 'b> Sync for StrSearcher<'a, 'b>

### impl<'a, 'b> Unpin for StrSearcher<'a, 'b>

### impl<'a, 'b> UnwindSafe for StrSearcher<'a, 'b>

## Blanket Implementations

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

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#### fn type_id(&self) -> TypeId

Gets the `TypeId` of `self`. Read more
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### impl<T> Borrow<T> for Twhere
T: ?Sized,

const: unstable · source

#### fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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### impl<T> BorrowMut<T> for Twhere
T: ?Sized,

const: unstable · source

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

Mutably borrows from an owned value. Read more
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### impl<T> From<T> for T

const: unstable · source

#### fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

#### fn into(self) -> U

Calls `U::from(self)`.

That is, this conversion is whatever the implementation of `From<T> for U` chooses to do.

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### impl<T> ToOwned for Twhere
T: Clone,

#### type Owned = T

The resulting type after obtaining ownership.
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#### fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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#### fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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### impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

#### type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source

#### fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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### impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

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

The type returned in the event of a conversion error.
const: unstable · source

#### fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.