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Redis - Sorted Set Zlexcount Command
When all the elements in a sorted set are inserted with the same score, in order to force lexicographical ordering, this command returns the number of elements in the sorted set at the key with a value between min and max.
Return Value
Integer reply, the number of elements in the specified score range.
Syntax
Following is the basic syntax of Redis ZLEXCOUNT command.
redis 127.0.0.1:6379> ZLEXCOUNT KEY MIN MAX
Example
redis 127.0.0.1:6379> ZADD myzset 0 a 0 b 0 c 0 d 0 e (integer) 5 redis 127.0.0.1:6379> ZADD myzset 0 f 0 g (integer) 2 redis 127.0.0.1:6379> ZLEXCOUNT myzset - + (integer) 7 redis 127.0.0.1:6379> ZLEXCOUNT myzset [b [f (integer) 5
redis_sorted_sets.htm
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