Svelte · Middle · Question 28 of 75

What does `flushSync()` from `svelte` do?

✓Correct answer: Synchronously applies pending state changes to the DOM, useful in tests and when measuring right after a change
2Writes state to localStorage
3Forces SSR to finish

Explanation

Svelte batches updates in a microtask. await tick() is the async alternative.

Further reading

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