usefor-article-11 June 2003
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6.11. Expires
The Expires-header specifies a date and time when the article is
deemed to be no longer relevant and could usefully be removed
("expired"). The content syntax makes use of syntax defined in [RFC
2822].
header =/ Expires-header
Expires-header = "Expires" ":" SP Expires-content
*( ";" extension-parameter )
Expires-content = date-time
NOTE: This header is suitable for specifying both unusually
short and unusually long expiry times; there is little point in
using it in other circumstances.
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#Diff to first older
--- ../usefor-article-10/Expires.out April 2003
+++ ../usefor-article-11/Expires.out June 2003
@@ -10,9 +10,7 @@
*( ";" extension-parameter )
Expires-content = date-time
- An Expires-header should only be used in an article if the requested
- expiry time is earlier or later than the time typically to be
- expected for such articles. Local policy for each serving agent will
- dictate whether and when this header is obeyed and posters SHOULD NOT
- depend on it being completely followed.
+ NOTE: This header is suitable for specifying both unusually
+ short and unusually long expiry times; there is little point in
+ using it in other circumstances.