{"id":33610,"date":"2022-12-14T03:56:07","date_gmt":"2023-06-27T19:11:12","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8node-js%e8%af%bb%e5%8f%96redis%e6%95%b0%e6%8d%ae\/"},"modified":"2024-04-29T05:11:28","modified_gmt":"2024-04-28T21:11:28","slug":"%e4%bd%bf%e7%94%a8node-js%e8%af%bb%e5%8f%96redis%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8node-js%e8%af%bb%e5%8f%96redis%e6%95%b0%e6%8d%ae\/","title":{"rendered":"\u4f7f\u7528Node.js\u8bfb\u53d6Redis\u6570\u636e"},"content":{"rendered":"<h2>\u7a0b\u5e8f<\/h2>\n<pre class=\"post-pre\"><code><span class=\"cp\">#! \/usr\/local\/bin\/node\r\n<\/span><span class=\"c1\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"c1\">\/\/<\/span>\r\n<span class=\"c1\">\/\/\tredis_read.js<\/span>\r\n<span class=\"c1\">\/\/<\/span>\r\n<span class=\"c1\">\/\/\t\t\t\t\t\tMar\/25\/2023<\/span>\r\n<span class=\"c1\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"dl\">'<\/span><span class=\"s1\">use strict<\/span><span class=\"dl\">'<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">redis<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">redis<\/span><span class=\"dl\">'<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"c1\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">read_proc<\/span><span class=\"p\">()<\/span>\r\n<span class=\"p\">{<\/span>\r\n<span class=\"c1\">\/\/\tconst redisUrl = 'redis:\/\/127.0.0.1:6379'<\/span>\r\n<span class=\"c1\">\/\/\tconst client = redis.createClient(redisUrl)<\/span>\r\n\t<span class=\"kd\">const<\/span> <span class=\"nx\">client<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">redis<\/span><span class=\"p\">.<\/span><span class=\"nf\">createClient<\/span><span class=\"p\">()<\/span>\r\n\r\n\t<span class=\"k\">await<\/span> <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">connect<\/span><span class=\"p\">()<\/span>\r\n\r\n\t<span class=\"kd\">const<\/span> <span class=\"nx\">keys<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">keys<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">*<\/span><span class=\"dl\">'<\/span><span class=\"p\">)<\/span>\r\n\r\n\t<span class=\"k\">for<\/span><span class=\"p\">(<\/span><span class=\"kd\">var<\/span> <span class=\"nx\">it<\/span> <span class=\"k\">in<\/span> <span class=\"nx\">keys<\/span><span class=\"p\">)<\/span>\r\n\t\t<span class=\"p\">{<\/span>\r\n\t\t<span class=\"kd\">const<\/span> <span class=\"nx\">key<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">keys<\/span><span class=\"p\">[<\/span><span class=\"nx\">it<\/span><span class=\"p\">]<\/span>\r\n\t\t<span class=\"k\">try<\/span>\r\n\t\t\t<span class=\"p\">{<\/span>\r\n\t\t\t<span class=\"kd\">const<\/span> <span class=\"nx\">value<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nx\">key<\/span><span class=\"p\">)<\/span>\r\n\t\t\t<span class=\"kd\">const<\/span> <span class=\"nx\">data<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">JSON<\/span><span class=\"p\">.<\/span><span class=\"nf\">parse<\/span><span class=\"p\">(<\/span><span class=\"nx\">value<\/span><span class=\"p\">)<\/span>\r\n\t\t\t<span class=\"kd\">var<\/span> <span class=\"nx\">out_str<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">key<\/span> <span class=\"o\">+<\/span> <span class=\"dl\">\"<\/span><span class=\"se\">\\t<\/span><span class=\"dl\">\"<\/span>\r\n\t\t\t<span class=\"nx\">out_str<\/span>  <span class=\"o\">+=<\/span> <span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span> <span class=\"o\">+<\/span> <span class=\"dl\">\"<\/span><span class=\"se\">\\t<\/span><span class=\"dl\">\"<\/span>\r\n\t\t\t<span class=\"nx\">out_str<\/span> <span class=\"o\">+=<\/span> <span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">population<\/span> <span class=\"o\">+<\/span> <span class=\"dl\">\"<\/span><span class=\"se\">\\t<\/span><span class=\"dl\">\"<\/span>\r\n\t\t\t<span class=\"nx\">out_str<\/span> <span class=\"o\">+=<\/span> <span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">date_mod<\/span>\r\n\t\t\t<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">log <\/span><span class=\"p\">(<\/span><span class=\"nx\">out_str<\/span><span class=\"p\">)<\/span>\r\n\t\t\t<span class=\"p\">}<\/span>\r\n\t\t<span class=\"k\">catch <\/span><span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">)<\/span>\r\n\t\t\t<span class=\"p\">{<\/span>\r\n\t\t\t<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">error <\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">*** error *** from JSON.parse ***<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>\r\n\t\t\t<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">error <\/span><span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">)<\/span>\r\n\t\t\t<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">error <\/span><span class=\"p\">(<\/span><span class=\"nx\">key<\/span><span class=\"p\">)<\/span>\r\n\t\t\t<span class=\"p\">}<\/span>\r\n\t\t<span class=\"p\">}<\/span>\r\n \r\n\t<span class=\"k\">await<\/span> <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">disconnect<\/span><span class=\"p\">()<\/span>\r\n\t<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">error <\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">*** \u7d42\u4e86 ***<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/ ---------------------------------------------------------------<\/span>\r\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">error <\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">*** \u958b\u59cb ***<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"nf\">read_proc<\/span><span class=\"p\">()<\/span>\r\n<span class=\"c1\">\/\/ ---------------------------------------------------------------<\/span>\r\n<\/code><\/pre>\n<h2>\u8fd0\u884c\u7ed3\u679c<\/h2>\n<pre class=\"post-pre\"><code>$ export NODE_PATH=\/usr\/local\/lib\/node_modules\r\n$ .\/redis_read.js\r\n*** \u958b\u59cb ***\r\nt1859\t\u5742\u4e95\t25397\t1950-11-9\r\nt1858\t\u8d8a\u524d\t52486\t1950-7-26\r\nt1857\t\u3042\u308f\u3089\t38251\t1950-3-21\r\nt1855\t\u52dd\u5c71\t41358\t1950-8-14\r\nt1851\t\u798f\u4e95\t92714\t1950-9-12\r\nt1853\t\u5c0f\u6d5c\t67241\t1950-10-2\r\nt1852\t\u6566\u8cc0\t28158\t1950-3-15\r\nt1854\t\u5927\u91ce\t32164\t1950-6-22\r\nt1856\t\u9bd6\u6c5f\t64792\t1950-9-12\r\n*** \u7d42\u4e86 ***\r\n\r\n<\/code><\/pre>\n<h2>\u786e\u8ba4\u7684\u7248\u672c<\/h2>\n<pre class=\"post-pre\"><code>$ node --version\r\nv20.2.0\r\n<\/code><\/pre>\n<h2>\u76f8\u5173\u4fe1\u606f<\/h2>\n<p>Node.js: \u521b\u5efa Redis \u6570\u636e (Create)<br \/>\nNode.js: \u66f4\u65b0 Redis \u6570\u636e (Update)<br \/>\nNode.js: \u5220\u9664 Redis \u6570\u636e (Delete)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7a0b\u5e8f #! \/usr\/local\/bin\/node \/\/ &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-33610","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528Node.js\u8bfb\u53d6Redis\u6570\u636e - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528node-js\u8bfb\u53d6redis\u6570\u636e\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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