expires docs

#356
getgrav · Jun 21, 2018 · d38c202 · d38c202
1 parent b221a23
commit d38c202
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diff --git a/pages/02.content/02.headers/docs.md b/pages/02.content/02.headers/docs.md
@@ -68,6 +68,14 @@ publish_date: 01/23/2015 13:00
 
 Optional field, but can provide a date to automatically trigger publication. Valid values are any string date values that [strtotime()](http://php.net/manual/en/function.strtotime.php) supports.
 
+### Expires
+
+```ruby
+Expires: 604800
+```
+
+Page expires time in seconds (604800 seconds = 7 days) (`no cache` is also possible).
+
 ### Unpublish Date
 
 ```ruby