The rel="expect" attribute for the <link> HTML element is a hint to the browser to block rendering until the element that the href value references is connected to the document and fully parsed.

Learning resources on MDN

• Expect, in HTML attribute: rel

Browser support

• Chrome 124 Released on 2024-04-16
• Chrome Android 124 Released on 2024-04-16
• Edge 124 Released on 2024-04-18
• Firefox ❌
• Firefox for Android ❌
• Safari ❌
• Safari on iOS ❌

View web-platform-tests results for this feature - View the feature source file (dist) - Edit the feature - Report an issue about this feature