{"id":206665,"date":"2025-06-12T14:03:55","date_gmt":"2025-06-12T06:03:55","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206665\/"},"modified":"2025-06-12T14:03:55","modified_gmt":"2025-06-12T06:03:55","slug":"go-%e8%af%ad%e8%a8%80%e4%b8%ad%e5%a6%82%e4%bd%95%e8%87%aa%e5%8a%a8%e5%88%9d%e5%a7%8b%e5%8c%96%e7%bb%93%e6%9e%84%e4%bd%93%e4%b8%ad%e7%9a%84-map-%e5%ad%97%e6%ae%b5%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206665\/","title":{"rendered":"Go \u8bed\u8a00\u4e2d\u5982\u4f55\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\uff1f"},"content":{"rendered":"<p>\u6765\u5230GOLANG\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60GOLANG\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300aGo \u8bed\u8a00\u4e2d\u5982\u4f55\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\uff1f\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241118\/1731931968673b2f4052271.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5<\/strong>,\u5728 go \u8bed\u8a00\u4e2d\uff0c\u4e3a\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\u8d4b\u503c\u65f6\u53ef\u80fd\u4f1a\u9047\u5230\u672a\u521d\u59cb\u5316\u7684\u9519\u8bef\u3002\u901a\u5e38\uff0c\u6211\u4eec\u9700\u8981\u624b\u52a8\u68c0\u67e5 map \u662f\u5426\u5df2\u521d\u59cb\u5316\uff0c\u5982\u679c\u4e0d\u4e3a nil\uff0c\u7136\u540e\u518d\u8d4b\u503c\u3002,\u5bf9\u4e8e\u8fd9\u79cd\u60c5\u51b5\uff0c\u4e00\u79cd\u66f4\u4f18\u96c5\u7684\u505a\u6cd5\u662f\u5728\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u65f6\u540c\u65f6\u521d\u59cb\u5316 map\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa\u4e00\u4e2a newtrie \u51fd\u6570\uff1a,\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u6307\u5411\u65b0 trie \u5b9e\u4f8b\u7684\u6307\u9488\u3002\u7136\u540e\uff0c\u6211\u4eec\u4e3a\u5b57\u6bb5 isend \u8bbe\u7f6e\u4e00\u4e2a\u5e03\u5c14\u503c true\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528 map[rune]*trie{} \u8bed\u6cd5\u521b\u5efa\u5e76\u521d\u59cb\u5316 map \u5b57\u6bb5 children\u3002,\u4f7f\u7528 newtrie \u51fd\u6570\u65f6\uff0c\u6211\u4eec\u65e0\u9700\u518d\u624b\u52a8\u68c0\u67e5\u6216\u521d\u59cb\u5316 children map\u3002\u4e0b\u9762\u662f\u5982\u4f55\u4f7f\u7528\u5b83\u7684\u793a\u4f8b\uff1a,\u8fd9\u79cd\u8bed\u6cd5\u66f4\u7b80\u6d01\u4e14\u6613\u4e8e\u7406\u89e3\uff0c\u6d88\u9664\u4e86\u624b\u52a8\u521d\u59cb\u5316 map \u7684\u9700\u8981\u3002,\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300aGo \u8bed\u8a00\u4e2d\u5982\u4f55\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\uff1f\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u5427\uff01,\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5,\u6765\u5230GOLANG\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60GOLANG\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300aGo \u8bed\u8a00\u4e2d\u5982\u4f55\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\uff1f\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>Go \u8bed\u8a00\u4e2d\u5982\u4f55\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\uff1f<\/span><\/p>\n<h1>Go \u8bed\u8a00\u4e2d\u5982\u4f55\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\uff1f<\/h1>\n<p><span>2024-11-18 20:13:03<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u6765\u5230GOLANG\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60GOLANG\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300aGo \u8bed\u8a00\u4e2d\u5982\u4f55\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\uff1f\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241118\/1731931968673b2f4052271.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5<\/strong><\/p>\n<p>\u5728 go \u8bed\u8a00\u4e2d\uff0c\u4e3a\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\u8d4b\u503c\u65f6\u53ef\u80fd\u4f1a\u9047\u5230\u672a\u521d\u59cb\u5316\u7684\u9519\u8bef\u3002\u901a\u5e38\uff0c\u6211\u4eec\u9700\u8981\u624b\u52a8\u68c0\u67e5 map \u662f\u5426\u5df2\u521d\u59cb\u5316\uff0c\u5982\u679c\u4e0d\u4e3a nil\uff0c\u7136\u540e\u518d\u8d4b\u503c\u3002<\/p>\n<p>\u5bf9\u4e8e\u8fd9\u79cd\u60c5\u51b5\uff0c\u4e00\u79cd\u66f4\u4f18\u96c5\u7684\u505a\u6cd5\u662f\u5728\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u65f6\u540c\u65f6\u521d\u59cb\u5316 map\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa\u4e00\u4e2a newtrie \u51fd\u6570\uff1a<\/p>\n<pre>func newtrie() *trie {\n    return &amp;trie{\n        true,\n        map[rune]*trie{},\n    }\n}<\/pre>\n<p>\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u6307\u5411\u65b0 trie \u5b9e\u4f8b\u7684\u6307\u9488\u3002\u7136\u540e\uff0c\u6211\u4eec\u4e3a\u5b57\u6bb5 isend \u8bbe\u7f6e\u4e00\u4e2a\u5e03\u5c14\u503c true\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528 map[rune]*trie{} \u8bed\u6cd5\u521b\u5efa\u5e76\u521d\u59cb\u5316 map \u5b57\u6bb5 children\u3002<\/p>\n<p>\u4f7f\u7528 newtrie \u51fd\u6570\u65f6\uff0c\u6211\u4eec\u65e0\u9700\u518d\u624b\u52a8\u68c0\u67e5\u6216\u521d\u59cb\u5316 children map\u3002\u4e0b\u9762\u662f\u5982\u4f55\u4f7f\u7528\u5b83\u7684\u793a\u4f8b\uff1a<\/p>\n<pre>\/\/ \u4f7f\u7528 NewTrie \u51fd\u6570\u521d\u59cb\u5316\u4e00\u4e2a Trie \u53d8\u91cf\nroot := NewTrie()\n\n\/\/ \u76f4\u63a5\u8d4b\u503c\u4e00\u4e2a\u672a\u521d\u59cb\u5316\u7684\u5b50\u8282\u70b9\nroot.children['a'] = &amp;Trie{}<\/pre>\n<p>\u8fd9\u79cd\u8bed\u6cd5\u66f4\u7b80\u6d01\u4e14\u6613\u4e8e\u7406\u89e3\uff0c\u6d88\u9664\u4e86\u624b\u52a8\u521d\u59cb\u5316 map \u7684\u9700\u8981\u3002<\/p>\n<p>\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300aGo \u8bed\u8a00\u4e2d\u5982\u4f55\u81ea\u52a8\u521d\u59cb\u5316\u7ed3\u6784\u4f53\u4e2d\u7684 map \u5b57\u6bb5\uff1f\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u5427\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u6570\u72ec\u9a8c\u8bc1\u51fd\u6570\u4e2d\u7684\u9519\u8bef\uff1a\u4e3a\u4ec0\u4e48\u9a8c\u8bc1\u5bf9\u89d2\u7ebf\u5143\u7d20\u662f\u9519\u8bef\u7684\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u5728 Nuxt3 \u4e2d\u4e3a\u94fe\u63a5\u6dfb\u52a0\u9009\u4e2d\u72b6\u6001\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u6765\u5230GOLANG\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-206665","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206665","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=206665"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206665\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206665"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206665"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206665"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}