Code snippets
How to Reveal an A/B Test Page After a Safety Timeout
★★★ Technical level 3 of 3
Written by Neil Webley · Last updated
Guarantee that hidden content becomes visible after a short delay.
What you need to know
Reveal After Seconds is an emergency fallback when slow content or an error prevents normal reveal. The supplied snippet defaults to five seconds.
How to use it safely
Treat five seconds as a ceiling, not a target. Keep the immediate reveal after successful work and test both paths.
Before publishing
- Use Staging to test control and every variant.
- Check matching and non-matching locations.
- Verify mobile, desktop, accessibility and analytics behaviour.
- Ask someone else to review the setup.