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SeekFrom

Enum SeekFrom 

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pub enum SeekFrom {
    Start(u64),
    End(i64),
    Current(i64),
}
🔬This is a nightly-only experimental API. (alloc_io #154046)
Expand description

Enumeration of possible methods to seek within an I/O object.

It is used by the Seek trait.

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Start(u64)

🔬This is a nightly-only experimental API. (alloc_io #154046)

Sets the offset to the provided number of bytes.

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End(i64)

🔬This is a nightly-only experimental API. (alloc_io #154046)

Sets the offset to the size of this object plus the specified number of bytes.

It is possible to seek beyond the end of an object, but it’s an error to seek before byte 0.

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Current(i64)

🔬This is a nightly-only experimental API. (alloc_io #154046)

Sets the offset to the current position plus the specified number of bytes.

It is possible to seek beyond the end of an object, but it’s an error to seek before byte 0.

Trait Implementations§

1.0.0 · Source§

impl Clone for SeekFrom

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fn clone(&self) -> SeekFrom

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

This item is validated for IEC 61508 (SIL 2) and ISO 26262 (ASIL B).
Performs copy-assignment from source. Read more
1.0.0 · Source§

impl Copy for SeekFrom

1.0.0 · Source§

impl Debug for SeekFrom

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

Formats the value using the given formatter. Read more
1.0.0 · Source§

impl Eq for SeekFrom

1.0.0 · Source§

impl PartialEq for SeekFrom

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fn eq(&self, other: &SeekFrom) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

This item is validated for IEC 61508 (SIL 2) and ISO 26262 (ASIL B).
Inequality operator !=. Read more
1.0.0 · Source§

impl StructuralPartialEq for SeekFrom

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where 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 T
where T: ?Sized,

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fn borrow(&self) -> &T

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

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit #126799)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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 T
where T: Clone,

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type Owned = T

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

This item is validated for IEC 61508 (SIL 2) and ISO 26262 (ASIL B).
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 T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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 T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.