Sorted Set
ZCOUNT
Returns the number of elements in the sorted set stored at key filterd by score.
Arguments
The key to get.
The minimum score to filter by.
Use -inf
to effectively ignore this filter.
Use (number
to include the value.`
The maximum score to filter by.
Use +inf
to effectively ignore this filter.
Use number)
to include the value.`
Response
The number of elements where score is between min and max.