Hr

Struct Hr 

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pub struct Hr;
Expand description

The <hr> element - thematic break.

§Purpose

The <hr> element represents a thematic break between paragraph-level elements, such as a scene change in a story or a shift in topic. It’s displayed as a horizontal rule but carries semantic meaning beyond visual presentation.

§Content Categories

  • Flow Content

§Permitted Content Model

  • None (void element)

§Common Use Cases

  • Separating sections in a document
  • Indicating topic shifts within content
  • Visual and semantic breaks in text flow
  • Scene changes in narrative content

§Key Attributes

  • Global attributes only

§Example

<section>
  <h2>Chapter 1</h2>
  <p>The story begins...</p>
</section>
<hr>
<section>
  <h2>Chapter 2</h2>
  <p>Meanwhile, in another place...</p>
</section>

§WHATWG Specification

Trait Implementations§

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impl HtmlElement for Hr

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const TAG: &'static str = "hr"

The HTML tag name (e.g., “div”, “span”, “img”).
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const VOID: bool = true

Whether this is a void element (self-closing, no children allowed).
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impl FlowContent for Hr

Auto Trait Implementations§

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impl Freeze for Hr

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impl RefUnwindSafe for Hr

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impl Send for Hr

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impl Sync for Hr

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impl Unpin for Hr

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impl UnwindSafe for Hr

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> 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.