RPOP
Syntax
RPOP key [count]
- Available since:
- 1.0.0
- Time complexity:
- O(N) where N is the number of elements returned
- ACL categories:
-
@write
,@list
,@fast
,
Removes and returns the last elements of the list stored at key
.
By default, the command pops a single element from the end of the list.
When provided with the optional count
argument, the reply will consist of up
to count
elements, depending on the list's length.
Examples
RESP2 Reply
One of the following:
- Nil reply: if the key does not exist.
- Bulk string reply: when called without the count argument, the value of the last element.
- Array reply: when called with the count argument, a list of popped elements.
RESP3 Reply
One of the following:
- Null reply: if the key does not exist.
- Bulk string reply: when called without the count argument, the value of the last element.
- Array reply: when called with the count argument, a list of popped elements.
History
- Starting with Redis version 6.2.0: Added the
count
argument.