# ひとつのノード登録
> ZADD myzset 1 "one"
# 一度に複数のノード登録
ZADD myzset 2 "two" 3 "three"
# 登録したノードを表示
ZRANGE myzset 0 -1 WITHSCORES
1) "one"
2) "1"
3) "two"
4) "2"
5) "three"
6) "3"
# 上書き
> ZADD myzset 100 "one"
(integer) 0
> ZRANGE myzset 0 -1 WITHSCORES
1) "two"
2) "2"
3) "three"
4) "3"
5) "one"
6) "100"
# ノード削除
> zrem myzset "two"
(integer) 1
ZRANGE myzset 0 -1 WITHSCORES
1) "three"
2) "3"
3) "one"
4) "100"
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