src/BTR/RedisObjects/RedisSortedSet.php
public function rangeCount($min, $max): int
    {
        return $this->redis->zcount($this->key, $this->valToStr($min), $this->valToStr($max));
    }
public function rangeCount($min, $max): int
    {
        return $this->redis->zcount($this->key, $this->valToStr($min), $this->valToStr($max));
    }
@link https://redis.io/commands/zcount

@param int|float|string $min
@param int|float|string $max

@return int Amount of members in set with score between $min and $max.