Returns the expiration time of a key as a Unix timestamp.
EXPIRETIME
key
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.
One of the following:
Integer reply: the expiration Unix timestamp in seconds.
Integer reply:
-1
if the key exists but has no associated expiration
time.
Integer reply:
-2
if the key does not exist.
O(1)
@fast @keyspace @read
127.0.0.1:6379> SET mykey "Hello"
OK
127.0.0.1:6379> EXPIREAT mykey 33177117420
(integer) 1
127.0.0.1:6379> EXPIRETIME mykey
(integer) 33177117420
COPY, DEL, DUMP, EXISTS, EXPIRE, EXPIREAT, KEYS, MIGRATE, MOVE, OBJECT, OBJECT ENCODING, OBJECT FREQ, OBJECT HELP, OBJECT IDLETIME, OBJECT REFCOUNT, PERSIST, PEXPIRE, PEXPIREAT, PEXPIRETIME, PTTL, RANDOMKEY, RENAME, RENAMENX, RESTORE, SCAN, SORT, SORT_RO, TOUCH, TTL, TYPE, UNLINK, WAIT, WAITAOF.