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NinoGames Browser Navigation Guide: Why Back/Forward Cache Can Restore Old State Without a Reload

A developer-focused guide to bfcache, pageshow, stale-state revalidation, Android WebView history, and release testing. A Back button that feels instant can be doing much more than loading a…

  • Back/forward cache (bfcache) saves full page state in memory for instant restoration.
  • Pageshow event with persisted property helps detect if page restored from cache.
  • Selective revalidation of volatile state maintains fast navigation and up-to-date information.

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