client.del('zset:1');
const key1 = 'zset:1'
const members1 = ['A', 'B', 'C', 'a', 'b', 'c'];
const scores1 = [-2, -1, 0, 0, 1, 2];
members1.forEach((mem, ind) => {
client.zadd(key1, scores1[ind], mem);
})
client.zrange(key1, 0, -1 , redis.print);
client.zremrangebyscore(key1, -1, 'inf', redis.print);
client.zrange(key1, 0, -1 , redis.print);
