When we are using Cloudflare in proxy mode, we see that the response headers contain invaluable information by lending insight into what’s really going on with our static object on pages.
This notice is small reminedr about the specifics of the cf-cache-status header, what its values mean.
It is very important in situations when you are making changes of css or js files and don’t see updates in window of browser, even if you are using suffixes for each URL.
When we work on site in production mode, each static object passthrough 3 level of caches before participation in rendering of page in browser:
- cache plugin of WP(W3TC etc)
- external caches of edge servers CF
- local cache web browsers of clients
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