Use this tag to enable Cross-Origin requests for the current page.
{% allow_cors [always] %}
Using this tag will always allow cors requests for the current page. If the "always" flag is set, it will allow cors requests for all origins. If the "always" flag is not set, it will only allow cors requests for the current origin (ie: request.headers.origin).
Allow cross-origin requests from all origins
CopyAllow cross-origin requests from a specific domain
CopyAllow cross-origin requests based on custom logic
Copy