{"id":57778,"date":"2024-10-10T21:03:14","date_gmt":"2024-10-10T13:03:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/57778\/"},"modified":"2024-10-10T21:03:14","modified_gmt":"2024-10-10T13:03:14","slug":"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80%e9%81%8d%e6%ad%b7-map%ef%bc%88%e8%a8%aa%e5%95%8f-map-%e4%b8%ad%e7%9a%84%e6%af%8f%e4%b8%80%e5%80%8b%e9%8d%b5%e5%80%bc%e5%b0%8d%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/57778\/","title":{"rendered":"GO\u6559\u7a0b: Go \u8a9e\u8a00\u904d\u6b77 map\uff08\u8a2a\u554f map \u4e2d\u7684\u6bcf\u4e00\u500b\u9375\u503c\u5c0d\uff09"},"content":{"rendered":"<h1 id=\"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80%e9%81%8d%e6%ad%b7-map%ef%bc%88%e8%a8%aa%e5%95%8f-map-%e4%b8%ad%e7%9a%84%e6%af%8f%e4%b8%80%e5%80%8b%e9%8d%b5%e5%80%bc%e5%b0%8d%ef%bc%89-sQzglbHQWV\">GO\u6559\u7a0b: Go \u8a9e\u8a00\u904d\u6b77 map\uff08\u8a2a\u554f map \u4e2d\u7684\u6bcf\u4e00\u500b\u9375\u503c\u5c0d\uff09<\/h1>\n<p>\u5728 Go \u8a9e\u8a00\u4e2d\uff0cmap \u662f\u4e00\u7a2e\u975e\u5e38\u91cd\u8981\u7684\u6578\u64da\u7d50\u69cb\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u5b58\u5132\u548c\u6aa2\u7d22\u9375\u503c\u5c0d\u3002\u904d\u6b77 map \u662f\u4e00\u500b\u5e38\u898b\u7684\u64cd\u4f5c\uff0c\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728 Go \u8a9e\u8a00\u4e2d\u904d\u6b77 map\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-map%ef%bc%9f-sQzglbHQWV\">\u4ec0\u9ebc\u662f map\uff1f<\/h2>\n<p>\u5728 Go \u8a9e\u8a00\u4e2d\uff0cmap \u662f\u4e00\u7a2e\u7121\u5e8f\u7684\u9375\u503c\u5c0d\u96c6\u5408\u3002\u6bcf\u500b\u9375\u90fd\u662f\u552f\u4e00\u7684\uff0c\u4e26\u4e14\u53ef\u4ee5\u7528\u4f86\u5feb\u901f\u67e5\u627e\u5c0d\u61c9\u7684\u503c\u3002map \u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>var m map[string]int\nm = make(map[string]int)\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u9375\u70ba\u5b57\u7b26\u4e32\u985e\u578b\uff0c\u503c\u70ba\u6574\u6578\u985e\u578b\u7684 map\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%81%8d%e6%ad%b7-map-sQzglbHQWV\">\u5982\u4f55\u904d\u6b77 map<\/h2>\n<p>\u904d\u6b77 map \u7684\u6700\u5e38\u7528\u65b9\u6cd5\u662f\u4f7f\u7528 for \u5faa\u74b0\u3002Go \u8a9e\u8a00\u63d0\u4f9b\u4e86\u4e00\u7a2e\u7c21\u55ae\u7684\u8a9e\u6cd5\u4f86\u904d\u6b77 map \u4e2d\u7684\u6240\u6709\u9375\u503c\u5c0d\u3002\u4ee5\u4e0b\u662f\u904d\u6b77 map \u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>for key, value := range m {\n    \/\/ \u5728\u9019\u88e1\u53ef\u4ee5\u4f7f\u7528 key \u548c value\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c`range` \u95dc\u9375\u5b57\u7528\u65bc\u904d\u6b77 map\uff0c`key` \u548c `value` \u5206\u5225\u4ee3\u8868\u7576\u524d\u7684\u9375\u548c\u503c\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e9%81%8d%e6%ad%b7-map-sQzglbHQWV\">\u793a\u4f8b\uff1a\u904d\u6b77 map<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5275\u5efa\u4e00\u500b map \u4e26\u904d\u6b77\u5b83\uff1a<\/p>\n<pre><code>package main\n\nimport \"fmt\"\n\nfunc main() {\n    \/\/ \u5275\u5efa\u4e00\u500b map\n    scores := make(map[string]int)\n\n    \/\/ \u6dfb\u52a0\u6578\u64da\n    scores[\"Alice\"] = 90\n    scores[\"Bob\"] = 85\n    scores[\"Charlie\"] = 92\n\n    \/\/ \u904d\u6b77 map\n    for name, score := range scores {\n        fmt.Printf(\"%s \u7684\u5206\u6578\u662f %dn\", name, score)\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba `scores` \u7684 map\uff0c\u4e26\u70ba\u4e09\u500b\u5b78\u751f\u6dfb\u52a0\u4e86\u5206\u6578\u3002\u7136\u5f8c\uff0c\u6211\u5011\u4f7f\u7528 for \u5faa\u74b0\u904d\u6b77\u9019\u500b map\uff0c\u4e26\u6253\u5370\u51fa\u6bcf\u500b\u5b78\u751f\u7684\u540d\u5b57\u548c\u5206\u6578\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-sQzglbHQWV\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u904d\u6b77 map \u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>map \u662f\u7121\u5e8f\u7684\uff0c\u56e0\u6b64\u6bcf\u6b21\u904d\u6b77\u7684\u9806\u5e8f\u53ef\u80fd\u6703\u4e0d\u540c\u3002<\/li>\n<li>\u5728\u904d\u6b77\u904e\u7a0b\u4e2d\uff0c\u4e0d\u80fd\u5c0d map \u9032\u884c\u4fee\u6539\uff08\u4f8b\u5982\u6dfb\u52a0\u6216\u522a\u9664\u9375\u503c\u5c0d\uff09\uff0c\u9019\u6a23\u6703\u5c0e\u81f4\u904b\u884c\u6642\u932f\u8aa4\u3002<\/li>\n<li>\u5982\u679c\u9700\u8981\u5728\u904d\u6b77\u6642\u4fee\u6539 map\uff0c\u5efa\u8b70\u5148\u5c07\u9375\u503c\u5c0d\u5b58\u5132\u5230\u4e00\u500b\u5207\u7247\u4e2d\uff0c\u7136\u5f8c\u518d\u9032\u884c\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-sQzglbHQWV\">\u7d50\u8ad6<\/h2>\n<p>Go \u8a9e\u8a00\u4e2d\u7684 map \u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u5b58\u5132\u548c\u6aa2\u7d22\u6578\u64da\u3002\u901a\u904e\u4f7f\u7528 for \u5faa\u74b0\u548c range \u95dc\u9375\u5b57\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u904d\u6b77 map \u4e2d\u7684\u6240\u6709\u9375\u503c\u5c0d\u3002\u9019\u4f7f\u5f97\u5728\u8655\u7406\u6578\u64da\u6642\u66f4\u52a0\u9748\u6d3b\u548c\u65b9\u4fbf\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728 Go \u8a9e\u8a00\u4e2d\u4f7f\u7528 map \u9084\u6709\u5176\u4ed6\u7591\u554f\uff0c\u6216\u8005\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 Go \u8a9e\u8a00\u4e2d\u904d\u6b77 map\uff0c\u8a2a\u554f\u6bcf\u4e00\u500b\u9375\u503c\u5c0d\uff0c\u638c\u63e1\u9ad8\u6548\u6578\u64da\u8655\u7406\u6280\u5de7\uff0c\u63d0\u5347\u7de8\u7a0b\u80fd\u529b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-57778","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57778","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=57778"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57778\/revisions"}],"predecessor-version":[{"id":57779,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57778\/revisions\/57779"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=57778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=57778"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=57778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}