Browser & Web Performance · Senior · Question 29 of 75

How should a page react when it is being prerendered via Speculation Rules?

1Redirect to a lighter version of the page
2Nothing, prerendered pages don't run JavaScript
✓Correct answer: Delay analytics and other side effects until activation, checking document.prerendering and the prerenderingchange event

Explanation

Otherwise page views are counted for pages the user never saw. Many analytics tools already handle this.

Further reading

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