Whether or not the request was made using HTTP/2.
Try it out
fastly_info.is_h2 is used in the following solution recipes, which show real world use cases. Click RUN to provision a Fastly service, execute the code on Fastly, and see how the function behaves.
H2 Server Push
Send required resources along with page responses, before the resources are requested by the browser.
User contributed notes
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