# | `hash` | Use a hash table
# | `rb` | Use an rbtree
# | `trie` | Use a patricia trie
- #
+ # |===
# type = "auto"
# }
# [options="header,autowidth"]
# |===
# | Condition | Description
- # | `Cache-TTL` of > `0` | Set the TTL of the entry to the new value
- # (and reset the expiry timer).
+ # | `Cache-TTL` of > `0` | Set the TTL of the entry to the new value # (and reset the expiry timer).
# | `Cache-TTL` of < `0` | Expire the existing entry and create a new
# one with TTL set to `Cache-TTL` * `-1`.
# | `Cache-TTL` of `0` | Expire the existing entry and create a new one.
# |===
+
+[options="header,autowidth"]
+|===
+| Parameter | Description
+| %l | request time in seconds since the epoch.
+| %M | request time microsecond component.
+| %c | current time in seconds since the epoch.
+| %C | current time microsecond component.
+| &Attribute-Name | for string attributes, parse the string according to `format`, and return the integer value as a Unix timestamp.
+|===
#
# control.Cache-Status-Only:: If present and set to `yes` will
# prevent a new entry from being created, and existing entries from