{"id":184086,"date":"2024-11-10T10:13:17","date_gmt":"2024-11-10T02:13:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184086\/"},"modified":"2024-11-10T10:13:18","modified_gmt":"2024-11-10T02:13:18","slug":"%e4%bd%bf%e7%94%a8redis%e6%9f%a5%e7%9c%8b%e5%88%97%e8%a1%a8%e9%95%b7%e5%ba%a6%ef%bc%88redis%e6%9f%a5%e7%9c%8bllen%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184086\/","title":{"rendered":"\u4f7f\u7528Redis\u67e5\u770b\u5217\u8868\u9577\u5ea6\uff08redis\u67e5\u770bllen\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e6%9f%a5%e7%9c%8b%e5%88%97%e8%a1%a8%e9%95%b7%e5%ba%a6%ef%bc%88redis%e6%9f%a5%e7%9c%8bllen%ef%bc%89-MtZniAqiQV\">\u4f7f\u7528Redis\u67e5\u770b\u5217\u8868\u9577\u5ea6\uff08redis\u67e5\u770bllen\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u5176\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d\u5217\u8868\uff08List\uff09\u662f\u4e00\u7a2e\u975e\u5e38\u5e38\u7528\u7684\u6578\u64da\u7d50\u69cb\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Redis\u67e5\u770b\u5217\u8868\u7684\u9577\u5ea6\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"redis%e5%88%97%e8%a1%a8%ef%bc%88list%ef%bc%89%e7%b0%a1%e4%bb%8b-MtZniAqiQV\">Redis\u5217\u8868\uff08List\uff09\u7c21\u4ecb<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u5217\u8868\u662f\u4e00\u500b\u6709\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u5141\u8a31\u91cd\u8907\u7684\u5143\u7d20\u3002\u5217\u8868\u7684\u5143\u7d20\u53ef\u4ee5\u901a\u904e\u7d22\u5f15\u9032\u884c\u8a2a\u554f\uff0c\u4e26\u4e14\u652f\u6301\u5728\u5217\u8868\u7684\u5169\u7aef\u9032\u884c\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u3002\u9019\u4f7f\u5f97\u5217\u8868\u975e\u5e38\u9069\u5408\u7528\u65bc\u5be6\u73fe\u6d88\u606f\u968a\u5217\u6216\u4efb\u52d9\u8abf\u5ea6\u7b49\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e7%9c%8b%e5%88%97%e8%a1%a8%e9%95%b7%e5%ba%a6%e7%9a%84%e5%91%bd%e4%bb%a4-MtZniAqiQV\">\u67e5\u770b\u5217\u8868\u9577\u5ea6\u7684\u547d\u4ee4<\/h2>\n<p>\u8981\u67e5\u770bRedis\u4e2d\u67d0\u500b\u5217\u8868\u7684\u9577\u5ea6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4 <code>LLEN<\/code>\u3002\u9019\u500b\u547d\u4ee4\u6703\u8fd4\u56de\u6307\u5b9a\u5217\u8868\u7684\u5143\u7d20\u6578\u91cf\u3002\u5176\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>LLEN key<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>key<\/code> \u662f\u4f60\u8981\u67e5\u8a62\u7684\u5217\u8868\u7684\u9375\u540d\u3002\u5982\u679c\u8a72\u9375\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de0\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b-MtZniAqiQV\">\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 <code>LLEN<\/code> \u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; LPUSH mylist \"apple\"\n127.0.0.1:6379&gt; LPUSH mylist \"banana\"\n127.0.0.1:6379&gt; LPUSH mylist \"cherry\"\n127.0.0.1:6379&gt; LLEN mylist\n3<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u4f7f\u7528 <code>LPUSH<\/code> \u547d\u4ee4\u5411\u5217\u8868 <code>mylist<\/code> \u4e2d\u6dfb\u52a0\u4e86\u4e09\u500b\u5143\u7d20\u3002\u7136\u5f8c\uff0c\u6211\u5011\u4f7f\u7528 <code>LLEN<\/code> \u547d\u4ee4\u67e5\u8a62\u8a72\u5217\u8868\u7684\u9577\u5ea6\uff0c\u7d50\u679c\u8fd4\u56de3\uff0c\u8868\u793a\u5217\u8868\u4e2d\u6709\u4e09\u500b\u5143\u7d20\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-MtZniAqiQV\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5982\u679c\u6307\u5b9a\u7684\u9375\u4e0d\u662f\u5217\u8868\u985e\u578b\uff0c\u5247 <code>LLEN<\/code> \u547d\u4ee4\u6703\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li>\u5982\u679c\u9375\u4e0d\u5b58\u5728\uff0c\u5247 <code>LLEN<\/code> \u8fd4\u56de0\u3002<\/li>\n<li>Redis\u7684\u5217\u8868\u662f\u96d9\u5411\u93c8\u8868\uff0c\u56e0\u6b64\u5728\u64cd\u4f5c\u5217\u8868\u6642\uff0c\u6027\u80fd\u8868\u73fe\u975e\u5e38\u512a\u8d8a\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-MtZniAqiQV\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528Redis\u67e5\u770b\u5217\u8868\u9577\u5ea6\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u64cd\u4f5c\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u4e86\u89e3\u6578\u64da\u7684\u72c0\u614b\u3002\u901a\u904e <code>LLEN<\/code> \u547d\u4ee4\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u5217\u8868\u7684\u5143\u7d20\u6578\u91cf\uff0c\u9019\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\u90fd\u662f\u975e\u5e38\u6709\u7528\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bcRedis\u6216\u5176\u4ed6\u6578\u64da\u5eab\u6280\u8853\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4f86\u642d\u5efa\u60a8\u7684\u958b\u767c\u74b0\u5883\uff0c\u4eab\u53d7\u9ad8\u6548\u80fd\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Redis\u547d\u4ee4\u67e5\u770b\u5217\u8868\u7684\u9577\u5ea6\uff0c\u7c21\u55ae\u6613\u61c2\uff0c\u5e6b\u52a9\u60a8\u6709\u6548\u7ba1\u7406\u6578\u64da\u7d50\u69cb\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-184086","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184086","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=184086"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184086\/revisions"}],"predecessor-version":[{"id":184087,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184086\/revisions\/184087"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=184086"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=184086"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=184086"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}