{"id":105771,"date":"2023-03-25T08:52:02","date_gmt":"2023-03-25T00:52:02","guid":{"rendered":"http:\/\/www.idc.net\/help\/105771\/"},"modified":"2023-03-25T08:52:02","modified_gmt":"2023-03-25T00:52:02","slug":"%e6%93%8d%e4%bd%9c-%e7%81%b5%e6%b4%bb%e8%bf%90%e7%94%a8redis-list%e4%b8%ad%e7%9a%84%e5%85%83%e7%b4%a0%ef%bc%88redis%e7%9a%84list%e5%85%83%e7%b4%a0%ef%bc%89","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/105771\/","title":{"rendered":"\u64cd\u4f5c \u7075\u6d3b\u8fd0\u7528Redis List\u4e2d\u7684\u5143\u7d20\uff08redis\u7684list\u5143\u7d20\uff09"},"content":{"rendered":"

Redis\u662f\u4e00\u79cd\u5f00\u6e90\u7684\u57fa\u4e8e\u952e\u503c\u5bf9\u5b58\u50a8\u6570\u636e\u7ed3\u6784\u7684NoSQL\u6570\u636e\u5e93\u7cfb\u7edf\u3002\u5b83\u652f\u6301\u591a\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u8868\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\uff0c\u5176\u4e2d\u5217\u8868\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u961f\u5217\u3001\u6808\u548c\u6d41\u7b49\u529f\u80fd\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u5b66\u4e60\u5982\u4f55\u4f7f\u7528Redis\u5217\u8868\u6570\u636e\u7ed3\u6784\uff0c\u5e76\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u7528\u7684\u64cd\u4f5c\u3002<\/p>\n<\/p>\n

\u4e00\u3001Redis\u5217\u8868\u6570\u636e\u7ed3\u6784\u7b80\u4ecb<\/p>\n<\/p>\n

Redis\u5217\u8868\u662f\u4e00\u4e2a\u6709\u5e8f\u7684\u5b57\u7b26\u4e32\u6570\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5b58\u50a8\u591a\u4e2a\u5b57\u7b26\u4e32\u5143\u7d20\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u7d22\u5f15\uff0c\u53ef\u4ee5\u6839\u636e\u7d22\u5f15\u8bfb\u5199\u5143\u7d20\u3002\u5217\u8868\u662f\u4e00\u4e2a\u53cc\u5411\u94fe\u8868\u7ed3\u6784\uff0c\u6bcf\u4e2a\u8282\u70b9\u5305\u542b\u4e00\u4e2a\u5143\u7d20\u503c\u548c\u4e24\u4e2a\u6307\u9488\uff0c\u6307\u5411\u524d\u9a71\u8282\u70b9\u548c\u540e\u7ee7\u8282\u70b9\u3002Redis\u5217\u8868\u652f\u6301\u5927\u591a\u6570\u8bed\u8a00\u4e2d\u7684\u5217\u8868\u64cd\u4f5c\uff0c\u5982\u5de6\u4fa7\u63d2\u5165\u3001\u53f3\u4fa7\u63d2\u5165\u3001\u5de6\u4fa7\u5f39\u51fa\u3001\u53f3\u4fa7\u5f39\u51fa\u3001\u83b7\u53d6\u5143\u7d20\u3001\u4fee\u6539\u5143\u7d20\u7b49\u3002<\/p>\n<\/p>\n

\u5728Redis\u4e2d\u521b\u5efa\u4e00\u4e2a\u5217\u8868\u53ef\u4ee5\u4f7f\u7528LPUSH\u6216RPUSH\u547d\u4ee4\uff0c\u5206\u522b\u8868\u793a\u5728\u5de6\u8fb9\u6216\u53f3\u8fb9\u63d2\u5165\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

> LPUSH mylist \"hello\"
(integer) 1
> RPUSH mylist \"world\"
(integer) 2
<\/pre>\n<\/p>\n
\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a\u201cmylist\u201d\u7684\u5217\u8868\uff0c\u5e76\u5728\u5de6\u8fb9\u63d2\u5165\u4e86\u4e00\u4e2a\u503c\u4e3a\u201chello\u201d\u7684\u5143\u7d20\uff0c\u518d\u5728\u53f3\u8fb9\u63d2\u5165\u4e86\u4e00\u4e2a\u503c\u4e3a\u201cworld\u201d\u7684\u5143\u7d20\u3002LPUSH\u548cRPUSH\u547d\u4ee4\u90fd\u8fd4\u56de\u5217\u8868\u7684\u957f\u5ea6\u3002<\/p>\n<\/p>\n
\u4e8c\u3001Redis\u5217\u8868\u5e38\u7528\u64cd\u4f5c<\/p>\n<\/p>\n
1. \u83b7\u53d6\u5217\u8868\u957f\u5ea6<\/p>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528LEN\u547d\u4ee4\u83b7\u53d6\u5217\u8868\u7684\u957f\u5ea6\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
> LPUSH mylist \"a\"
(integer) 1
> LPUSH mylist \"b\"
(integer) 2
> LPUSH mylist \"c\"
(integer) 3
> LEN mylist
(integer) 3
<\/pre>\n<\/p>\n
2. \u83b7\u53d6\u5217\u8868\u5143\u7d20<\/p>\n<\/p>\n
\u4f7f\u7528LRANGE\u547d\u4ee4\u53ef\u4ee5\u83b7\u53d6\u5217\u8868\u4e2d\u4e00\u6bb5\u533a\u95f4\u5185\u7684\u5143\u7d20\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
> LRANGE mylist 0 2
1) \"c\"
2) \"b\"
3) \"a\"
<\/pre>\n<\/p>\n
\u4e0a\u8ff0\u547d\u4ee4\u8868\u793a\u83b7\u53d6\u4ece\u5de6\u8fb9\u8d77\u7b2c0\u4e2a\u5143\u7d20\u5230\u7b2c2\u4e2a\u5143\u7d20\uff0c\u4e5f\u5c31\u662f\u6574\u4e2a\u5217\u8868\u3002<\/p>\n<\/p>\n
3. \u4fee\u6539\u5217\u8868\u5143\u7d20<\/p>\n<\/p>\n
\u4f7f\u7528LSET\u547d\u4ee4\u53ef\u4ee5\u4fee\u6539\u5217\u8868\u4e2d\u7684\u6307\u5b9a\u5143\u7d20\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
> RPUSH mylist \"a\"
(integer) 4
> LRANGE mylist 0 -1
1) \"c\"
2) \"b\"
3) \"a\"
4) \"a\"
> LSET mylist 3 \"d\"
OK
> LRANGE mylist 0 -1
1) \"c\"
2) \"b\"
3) \"a\"
4) \"d\"
<\/pre>\n<\/p>\n
\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5148\u5728\u53f3\u8fb9\u63d2\u5165\u4e86\u4e00\u4e2a\u503c\u4e3a\u201ca\u201d\u7684\u5143\u7d20\uff0c\u7136\u540e\u4f7f\u7528LRANGE\u547d\u4ee4\u67e5\u770b\u5217\u8868\u5185\u5bb9\uff0c\u53d1\u73b0\u6709\u4e24\u4e2a\u201ca\u201d\u5143\u7d20\u3002\u4e4b\u540e\u4f7f\u7528LSET\u547d\u4ee4\u5c06\u7b2c4\u4e2a\u5143\u7d20\u4fee\u6539\u4e3a\u201cd\u201d\uff0c\u518d\u7528LRANGE\u67e5\u770b\u3002<\/p>\n<\/p>\n
4. \u5f39\u51fa\u5143\u7d20<\/p>\n<\/p>\n
\u4f7f\u7528LPOP\u6216RPOP\u547d\u4ee4\u53ef\u4ee5\u5f39\u51fa\u5217\u8868\u7684\u5de6\u4fa7\u6216\u53f3\u4fa7\u5143\u7d20\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
> LPOP mylist
\"c\"
> RPOP mylist
\"d\"
<\/pre>\n<\/p>\n
\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5148\u4f7f\u7528LPOP\u547d\u4ee4\u5f39\u51fa\u4e86\u5de6\u4fa7\u7b2c1\u4e2a\u5143\u7d20\u201cc\u201d\uff0c\u7136\u540e\u4f7f\u7528RPOP\u547d\u4ee4\u5f39\u51fa\u4e86\u53f3\u4fa7\u7b2c4\u4e2a\u5143\u7d20\u201cd\u201d\u3002<\/p>\n<\/p>\n
5. \u83b7\u53d6\u548c\u8bbe\u7f6e\u5217\u8868\u4e2d\u6307\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20<\/p>\n<\/p>\n
\u4f7f\u7528LINDEX\u548cLINSERT\u547d\u4ee4\u53ef\u4ee5\u83b7\u53d6\u548c\u8bbe\u7f6e\u5217\u8868\u4e2d\u6307\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
> LINDEX mylist 1
\"b\"
> LINSERT mylist BEFORE \"b\" \"x\"
(integer) 3
> LRANGE mylist 0 -1
1) \"c\"
2) \"x\"
3) \"b\"
4) \"a\"
<\/pre>\n<\/p>\n
\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5148\u4f7f\u7528LINDEX\u547d\u4ee4\u83b7\u53d6\u7b2c2\u4e2a\u5143\u7d20\u201cb\u201d\uff0c\u7136\u540e\u4f7f\u7528LINSERT\u547d\u4ee4\u5728\u201cb\u201d\u4e4b\u524d\u63d2\u5165\u4e00\u4e2a\u5143\u7d20\u201cx\u201d\uff0c\u6700\u540e\u4f7f\u7528LRANGE\u547d\u4ee4\u67e5\u770b\u5217\u8868\u7684\u5185\u5bb9\u3002<\/p>\n<\/p>\n
6. \u526a\u5207\u548c\u5408\u5e76\u5217\u8868<\/p>\n<\/p>\n
\u4f7f\u7528LTRIM\u547d\u4ee4\u53ef\u4ee5\u526a\u5207\u5217\u8868\u7684\u67d0\u4e00\u6bb5\u533a\u57df\uff0c\u4f7f\u7528RPUSHX\u547d\u4ee4\u53ef\u4ee5\u5c06\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u5f53\u524d\u5217\u8868\u7684\u53f3\u4fa7\uff0c\u4f7f\u7528LPUSHX\u547d\u4ee4\u53ef\u4ee5\u5c06\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u5f53\u524d\u5217\u8868\u7684\u5de6\u4fa7\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
> LRANGE mylist 0 -1
1) \"c\"
2) \"x\"
3) \"b\"
4) \"a\"
> LTRIM mylist 0 2
OK
> LRANGE mylist 0 -1
1) \"c\"
2) \"x\"
3) \"b\"
> RPUSHX mylist2 \"d\" \"e\" \"f\"
(integer) 3
> LRANGE mylist2 0 -1
1) \"d\"
2) \"e\"
3) \"f\"
> RPUSH mylist \"z\" \"y\"
(integer) 2
> LRANGE mylist 0 -1
1) \"c\"
2) \"x\"
3) \"b\"
4) \"z\"
5) \"y\"
<\/pre>\n<\/p>\n
\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5148\u4f7f\u7528LTRIM\u547d\u4ee4\u526a\u5207\u4e86\u5217\u8868\u4ece\u5de6\u8fb9\u8d77\u524d\u4e09\u4e2a\u5143\u7d20\uff0c\u201ca\u201d\u88ab\u5220\u9664\u4e86\u3002\u4e4b\u540e\u5148\u4f7f\u7528RPUSHX\u547d\u4ee4\u5c06\u5217\u8868\u201cmylist2\u201d\u4e2d\u7684\u201cd\u201d\u3001\u201ce\u201d\u3001\u201cf\u201d\u63d2\u5165\u5230\u201cmylist\u201d\u5217\u8868\u7684\u53f3\u4fa7\uff0c\u7136\u540e\u4f7f\u7528RPUSH\u547d\u4ee4\u5728\u5217\u8868\u201cmylist\u201d\u53f3\u4fa7\u518d\u63d2\u5165\u4e24\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u4e09\u3001Redis\u5217\u8868\u8fd0\u7528\u6848\u4f8b<\/p>\n<\/p>\n
\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u7528\u5217\u8868\u5b9e\u73b0\u961f\u5217\u548c\u6808\u7684\u529f\u80fd\uff0c\u4ee5\u53ca\u5b9e\u73b0\u7535\u5546\u7f51\u7ad9\u4e2d\u7684\u8d2d\u7269\u8f66\u529f\u80fd\u7b49\u3002<\/p>\n<\/p>\n
1. \u5b9e\u73b0\u961f\u5217\u548c\u6808<\/p>\n<\/p>\n
\u5c06LPUSH\u548cLPOP\u547d\u4ee4\u7ed3\u5408\u4f7f\u7528\uff0c\u4ee5\u53ca\u5c06RPUSH\u548cRPOP\u547d\u4ee4\u7ed3\u5408\u4f7f\u7528\u53ef\u4ee5\u5206\u522b\u5b9e\u73b0\u961f\u5217\u548c\u6808\u7684\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5b9e\u73b0\u4e00\u4e2a\u6808\uff1a<\/p>\n<\/p>\n
import redis
r = redis.Redis(host='localhost', port=6379, db=0)
r.delete('my_stack')
r.rpush('my_stack', 'a')
r.rpush('my_stack', 'b')
r.rpush('my_stack', 'c')
while r.llen('my_stack') > 0:
    print(r.rpop('my_stack'))
<\/pre>\n<\/p>\n
\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201cmy_stack\u201d\u7684\u5217\u8868\uff0c\u5e76\u5728\u53f3\u4fa7\u4f9d\u6b21\u63d2\u5165\u4e09\u4e2a\u5143\u7d20\u201ca\u201d\u3001\u201cb\u201d\u3001\u201cc\u201d\uff0c\u7136\u540e\u4e00\u76f4\u6267\u884c\u5f39\u51fa\u64cd\u4f5c\uff0c\u76f4\u5230\u5217\u8868\u4e3a\u7a7a\uff0c\u8f93\u51fa\u6bcf\u6b21\u5f39\u51fa\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n
2. \u5b9e\u73b0\u8d2d\u7269\u8f66<\/p>\n<\/p>\n
\u5728\u7f51\u7ad9\u4e2d\u5b9e\u73b0\u8d2d\u7269\u8f66\u901a\u5e38\u4f1a\u7528\u5230Redis\u5217\u8868\u7ed3\u6784\u6765\u5b58\u50a8\u7528\u6237\u9009\u62e9\u7684\u5546\u54c1\u4fe1\u606f\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
import redis
r = redis.Redis(host='localhost', port=6379, db=0)
r.delete('cart')
for i in range(1, 4):
    r.rpush('cart', 'product' + str(i))
print(r.llen('cart'))
print(r.lrange('cart', 0, -1))
<\/pre>\n<\/p>\n
\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201ccart\u201d\u7684\u5217\u8868\uff0c\u7136\u540e\u4f9d\u6b21\u5c06\u4e09\u4e2a\u5546\u54c1\u7684\u540d\u79f0\u63d2\u5165\u5230\u53f3\u4fa7\u3002\u6700\u540e\u4f7f\u7528LLen\u547d\u4ee4\u83b7\u53d6\u5217\u8868\u957f\u5ea6\uff0c\u4f7f\u7528LRANGE\u547d\u4ee4\u83b7\u53d6\u5217\u8868\u5168\u90e8\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u603b\u7ed3\uff1a<\/p>\n<\/p>\n
\u672c\u6587\u4e3b\u8981\u4ecb\u7ecd\u4e86Redis\u5217\u8868\u6570\u636e\u7ed3\u6784\uff0c\u5e76\u4ecb\u7ecd\u4e86\u4e00\u4e9b\u5e38\u7528\u7684\u64cd\u4f5c\uff0c\u5982\u83b7\u53d6\u957f\u5ea6\u3001\u83b7\u53d6\u5143\u7d20\u3001\u4fee\u6539\u5143\u7d20\u3001\u5f39\u51fa\u5143\u7d20\u7b49\u3002Redis\u7684\u5217\u8868\u7ed3\u6784\u975e\u5e38\u7075\u6d3b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u79cd\u6570\u636e\u7ed3\u6784\u548c\u7b97\u6cd5\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u4e1a\u52a1\u9700\u6c42\u7075\u6d3b\u8fd0\u7528Redis\u5217\u8868\u7ed3\u6784\uff0c\u63d0\u5347\u7cfb\u7edf\u6027\u80fd\u548c\u6548\u7387\u3002<\/p>\n
\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u9996\u9009\u540e\u6d6a\u4e91\uff0c2H2G\u9996\u670810\u5143\u5f00\u901a\u3002
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