List

Struct List 

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pub struct List { /* private fields */ }

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impl List

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pub fn make_empty(capacity: u64, memgraph: &Memgraph) -> MgpResult<List>

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pub fn copy(&self) -> MgpResult<List>

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pub fn append(&self, value: &Value) -> MgpResult<()>

Appends value to the list, but if there is no place, returns an error.

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pub fn append_extend(&self, value: &Value) -> MgpResult<()>

In case of a capacity change, the previously contained elements will move in memory and any references to them will be invalid.

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pub fn size(&self) -> u64

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pub fn capacity(&self) -> u64

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pub fn value_at(&self, index: u64) -> MgpResult<Value>

Always copies the underlying value because in case of the capacity change any references would become invalid.

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pub fn iter(&self) -> MgpResult<ListIterator<'_>>

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impl Drop for List

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fn drop(&mut self)

Executes the destructor for this type. Read more

Auto Trait Implementations§

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impl Freeze for List

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impl RefUnwindSafe for List

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impl !Send for List

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impl !Sync for List

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impl Unpin for List

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impl UnwindSafe for List

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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> 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, 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.