LLEN key

Available since: 1.0.0

Time complexity: O(1)

ACL categories: @read @list @fast

Returns the length of the list stored at key. If key does not exist, it is interpreted as an empty list and 0 is returned. An error is returned when the value stored at key is not a list.


Integer reply: the length of the list at key.


LPUSH mylist "World" LPUSH mylist "Hello" LLEN mylist