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[WebLink] Hint that prerender is deprecated #20968

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May 16, 2025
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[WebLink] Hint that prerender is deprecated #20968

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4 changes: 3 additions & 1 deletion web_link.rst
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Expand Up @@ -146,7 +146,8 @@ The WebLink component provides the following Twig functions to send those hints:
* ``prefetch()``: "identifies a resource that might be required by the next
navigation, and that the user agent *should* fetch, such that the user agent
can deliver a faster response once the resource is requested in the future".
* ``prerender()``: "identifies a resource that might be required by the next
* ``prerender()``: " **deprecated** and superseded by the `Speculation Rules API`_,
identifies a resource that might be required by the next
navigation, and that the user agent *should* fetch and execute, such that the
user agent can deliver a faster response once the resource is requested later".

Expand Down Expand Up @@ -206,3 +207,4 @@ You can also add links to the HTTP response directly from controllers and servic
.. _`Akamai`: https://http2.akamai.com/
.. _`link defined in the HTML specification`: https://html.spec.whatwg.org/dev/links.html#linkTypes
.. _`PSR-13`: https://www.php-fig.org/psr/psr-13/
.. _`Speculation Rules API`: https://developer.mozilla.org/docs/Web/API/Speculation_Rules_API