What is must-revalidate in Cache-Control?

What is must-revalidate in Cache-Control?

The must-revalidate response directive indicates that the response can be stored in caches and can be reused while fresh. If the response becomes stale, it must be validated with the origin server before reuse. Typically, must-revalidate is used with max-age .

How do I adjust Cache-Control without cache?

To use cache-control in HTML, you use the meta tag, e.g. The value in the content field is defined as one of the four values below. HTTP 1.1. Allowed values = PUBLIC | PRIVATE | NO-CACHE | NO-STORE.

What does Cache-Control no-cache mean?

Cache-Control: No-Cache The no-cache directive means that a browser may cache a response, but must first submit a validation request to an origin server.

When to use must-revalidate?

The must-revalidate directive ought to be used by servers if and only if failure to validate a request on the representation could result in incorrect operation, such as a silently unexecuted financial transaction.

What is the difference between no cache and no-store?

As far as I know, no-store means that no cache device is allowed to cache that response. In the other hand, no-cache means that no cache device is allowed to serve a cached response without validate it first with the source.

What does Nocache mean in a URL?

nocache=1 to every URL related to the site (including the assets like style. css) so that I get the non cached version of the files. For example, if I put. http://example.com/wp/wp-content/themes/example-theme/style.css.

How do I change my cache-control max-age?

Cache-Control: max-age= This directive tells the browser or intermediary cache how long the response can be used from the time it was requested. A max-age of 3600 means that the response can be used for the next 60 minutes before it needs to fetch a new response from the origin server.

What is default cache-control?

The default cache-control header is : Private. A cache mechanism may cache this page in a private cache and resend it only to a single client. This is the default value. Most proxy servers will not cache pages with this setting.

What is difference between no cache and no-store?

What is no-store no-cache?

no-store means do not store particular resource from the server anywhere (i.e browser or proxy caching ). no-cache doesn’t mean “don’t cache”, it means it must revalidate with the server before using the cached resource.