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Edge Functions is code that runs at CDN locations close to your users instead of one central server. Lower latency because the response doesn't have to travel across the world.
Code that runs at CDN locations close to your users instead of one central server. Lower latency because the response doesn't have to travel across the world.
A personalization function running at Cloudflare's edge can modify content in 20ms instead of 200ms.
The server builds the full HTML page before sending it to the browser. Great for SEO and fast initial loads because users see content immediately instead of a blank screen.
The browser downloads a minimal HTML shell, then JavaScript builds the page. Fast subsequent navigations, but users might see a loading spinner on first visit.
When server-rendered HTML gets "activated" by JavaScript in the browser. The page looks ready instantly, then becomes interactive once the JS loads and attaches event listeners.
A web app that loads once and never does a full page refresh. Navigation feels instant because it just swaps content instead of requesting new HTML from the server.
The traditional web model where each page is a separate HTML document. Click a link, server sends a new page. Simple, reliable, and SEO-friendly out of the box.