存值：zaddmyset 1 one取值：zrangemyset 0 -1
127.0.0.1:6379> zadd myset 1 one #存值 分值為1
(integer) 1
127.0.0.1:6379> zadd myset 3 three #存值 分值為3
(integer) 1
127.0.0.1:6379> zadd myset 2 two #存值 分值為2
(integer) 1
127.0.0.1:6379> zrange myset 0 -1 #取值 預設按分值排序
1) "one"
2) "two"
3) "three"
排序（公升序）：zrangebyscoremoney -inf +inf排序（降序）：zrevrangemoney 0 -1 withscores
127.0.0.1:6379> zadd money 2500 zhangsan
(integer) 1
127.0.0.1:6379> zadd money 1800 lishi
(integer) 1
127.0.0.1:6379> zadd money 1600 wangwu
(integer) 1
127.0.0.1:6379> zadd money 3000 zhaoliu
(integer) 1
127.0.0.1:6379> zrangebyscore money -inf +inf #從負無窮大到正無窮大 公升序
1) "wangwu"
2) "lishi"
3) "zhangsan"
4) "zhaoliu"
127.0.0.1:6379> zrangebyscore money -inf +inf withscores #把分值和值一併查詢出來
1) "wangwu"
2) "1600"
3) "lishi"
4) "1800"
5) "zhangsan"
6) "2500"
7) "zhaoliu"
8) "3000"
127.0.0.1:6379> zrangebyscore money -inf 2000 withscores #只查詢2000以內的
1) "wangwu"
2) "1600"
3) "lishi"
4) "1800"
127.0.0.1:6379> zrevrange money 0 -1 withscores #降序查詢
1) "zhaoliu"
2) "3000"
3) "lishi"
4) "1800"
5) "wangwu"
6) "1600"
移除指定的元素：zremmoney zhangsan
127.0.0.1:6379> zrange money 0 -1
1) "wangwu"
2) "lishi"
3) "zhangsan"
4) "zhaoliu"
127.0.0.1:6379> zrem money zhangsan #移除zhangsan這個元素
(integer) 1
127.0.0.1:6379> zrange money 0 -1
1) "wangwu"
2) "lishi"
3) "zhaoliu"
移除指定的元素：zremmoney zhangsan
127.0.0.1:6379> zrange money 0 -1
1) "wangwu"
2) "lishi"
3) "zhangsan"
4) "zhaoliu"
127.0.0.1:6379> zrem money zhangsan #移除zhangsan這個元素
(integer) 1
127.0.0.1:6379> zrange money 0 -1
1) "wangwu"
2) "lishi"
3) "zhaoliu"
查詢有序集合中的元素個數：zcardmoney
127.0.0.1:6379> zrange money 0 -1
1) "wangwu"
2) "lishi"
3) "zhaoliu"
127.0.0.1:6379> zcard money
(integer) 3
統計區間值個數：zcountmoney 0 2000
127.0.0.1:6379> zrange money 0 -1 withscores
1) "zhangsan"
2) "1000"
3) "wangwu"
4) "1600"
5) "lishi"
6) "1800"
7) "zhaoliu"
8) "3000"
127.0.0.1:6379> zcount money 0 2000 #統計0-2000之間的個數
(integer) 3
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