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Diffstat (limited to 'docs/user_guide/headers.md')
-rw-r--r-- | docs/user_guide/headers.md | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/docs/user_guide/headers.md b/docs/user_guide/headers.md index 9681d64..5d7c696 100644 --- a/docs/user_guide/headers.md +++ b/docs/user_guide/headers.md @@ -54,6 +54,8 @@ The following headers are currently supported: - `Cache-Control: no-store`: Skip reading from and writing to the cache - `Cache-Control: only-if-cached`: Only return results from the cache. If not cached, return a 504 response instead of sending a new request. Note that this may return a stale response. +- `Cache-Control: stale-if-error`: If an error occurs while refreshing a cached response, use it + if it expired by no more than this many seconds ago - `If-None-Match`: Automatically added for revalidation, if an `ETag` is available - `If-Modified-Since`: Automatically added for revalidation, if `Last-Modified` is available |