EXPIRETIME
Syntax
EXPIRETIME key
- Available since:
- 7.0.0
- Time complexity:
- O(1)
- ACL categories:
-
@keyspace
,@read
,@fast
,
Returns the absolute Unix timestamp (since January 1, 1970) in seconds at which the given key will expire.
See also the PEXPIRETIME
command which returns the same information with milliseconds resolution.
Return
Integer reply: Expiration Unix timestamp in seconds, or a negative value in order to signal an error (see the description below).
- The command returns
-1
if the key exists but has no associated expiration time. - The command returns
-2
if the key does not exist.