Examples

An Edge Function is used to set cookies on a user's device, typically by adding a Set-Cookie header to the HTTP response.

An Edge Function is used to enforce Referer hotlink protection by checking the Referer field in the HTTP request header to determine the request's origin.

An Edge Function is used the Web Crypto API to implement RSA signing and signature verification.

An Edge Function is used the Web Crypto API to implement HMAC signing and signature verification.

An Edge Function fetches and merges multiple resources, then serves the combined stream to a client.

Fetch a remote jQuery.js resource, and the Cache API is called to cache the resource to an EdgeOne edge node.

Demonstrating how to use an edge function to verify whether the response content sent from the origin server is tampered with.

The modification of the Content-Disposition in the response headers achieves the modification of the downloaded file name according to the fileName parameter in the request URL.

An Edge Function is used to automatically redirect the client to the target URL corresponding to their region by identifying the client's region.

An Edge Function is used to implement the redirection of the request, returning a 302 response to the client.

An Edge Function is used to implement remote authentication.

An Edge Function is used to add, delete, or modify response headers.

An Edge Function is used to add, delete, or modify request headers.

An Edge Function is used to obtain client geo-location data.

An Edge Function is used to fetch a remote resource and send it to the client.

An Edge Function is used to validate the request headers, implementing basic access control.

An Edge Function is used to generate an HTML page, and send it to the client using a streaming mode.

An Edge Function is used to generate a JSON object, and the JSON object is accessed and previewed from a browser.

An Edge Function is used to generate an HTML page, and the HTML page is accessed and previewed from a browser.

A .m3u8 file is rewritten to support TypeA authentication that controls access to .m3u8 files and .ts segments. You can modify the code as needed to support other authentication methods.

Demonstrating how to identify the client type via User-Agent in the request header, use fetch API to get the image from the origin, and convert it to the format required by the browser.

Determining whether the request header Accept contains image/webp.

Demonstrating how to use an edge function to cache POST requests.This example demonstrates how to use an edge function to cache POST requests.This example demonstrates how to use an edge function to cache POST requests.This example demonstrates how to use an edge function to cache POST requests.This example demonstrates how to use an edge function to cache POST requests.this example demonstrates how to use an edge function to cache post requests.

Cookies are used to store session information and perform A/B testing on requests. This example demonstrates how to use an edge function to perform A/B testing.