Removes all elements in the sorted set stored at
key with rank between
0 -based indexes with
0 being the element with
the lowest score.
These indexes can be negative numbers, where they indicate offsets starting at
the element with the highest score.
-1 is the element with the highest score,
-2 the element with
the second highest score and so forth.
Integer reply: the number of elements removed.
(integer) 1redis> ZADD myzset 2 "two"
(integer) 1redis> ZADD myzset 3 "three"
(integer) 1redis> ZREMRANGEBYRANK myzset 0 1
(integer) 2redis> ZRANGE myzset 0 -1 WITHSCORES
1) "three" 2) "3"