LSET key index element
Time complexity: O(N) where N is the length of the list. Setting either the first or the last element of the list is O(1).
Sets the list element at to . For more information on the argument, see LINDEX.
*Examples
redis> RPUSH mylist "one"
- (integer) 2
redis> RPUSH mylist "three"
redis> LSET mylist 0 "four"
redis> LRANGE mylist 0 -1
- 1) "four"
- 3) "three"