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Element

Struct Element 

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pub struct Element {
    pub kind: ElementKind,
    pub props: Props,
    pub children: Vec<Element>,
    pub key: Option<String>,
}
Expand description

A renderable element in the algebraic element tree.

Unlike virtual DOM nodes, Elements are nodes in a geometric dataflow graph. They represent projections from geometric state to DOM operations.

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§kind: ElementKind

The kind of element (tag, text, component reference)

§props: Props

Props/attributes for this element

§children: Vec<Element>

Child elements

§key: Option<String>

Unique key for reconciliation (optional)

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impl Element

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pub fn new(kind: ElementKind) -> Self

Create a new element with the given kind.

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pub fn text(content: impl Into<String>) -> Self

Create a text element.

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pub fn tag(name: impl Into<String>) -> Self

Create an element with a tag name.

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pub fn fragment(children: Vec<Element>) -> Self

Create a fragment (multiple elements without a wrapper).

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pub fn empty() -> Self

Create an empty element (renders nothing).

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pub fn child(self, child: Element) -> Self

Add a child element.

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pub fn children(self, children: impl IntoIterator<Item = Element>) -> Self

Add multiple children.

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pub fn prop(self, key: impl Into<String>, value: PropValue) -> Self

Set a prop/attribute.

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pub fn attr(self, key: impl Into<String>, value: impl Into<String>) -> Self

Set a string prop.

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pub fn num(self, key: impl Into<String>, value: f64) -> Self

Set a numeric prop.

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pub fn bool(self, key: impl Into<String>, value: bool) -> Self

Set a boolean prop.

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pub fn with_key(self, key: impl Into<String>) -> Self

Set the element’s key.

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pub fn is_empty(&self) -> bool

Check if this is an empty element.

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pub fn node_count(&self) -> usize

Count total nodes in this element tree.

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impl Clone for Element

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fn clone(&self) -> Element

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Element

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

Formats the value using the given formatter. Read more

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)
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

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.