Svelte · Senior · Question 54 of 75

What does `<svelte:options customElement>` change about styling and props?

✓Correct answer: Styles go into the shadow root, props are exposed as attributes/properties, and $host() returns the host element
2Nothing changes
3The component loses reactivity

Explanation

Custom elements are useful for embedding Svelte widgets in other frameworks, with some limitations around SSR and slots.

Further reading

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