{"id":206080,"date":"2025-06-12T09:55:20","date_gmt":"2025-06-12T01:55:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206080\/"},"modified":"2025-06-12T09:55:20","modified_gmt":"2025-06-12T01:55:20","slug":"go%e9%80%92%e5%bd%92%e6%9f%a5%e8%af%a2%e5%90%8e%e6%a0%91%e7%8a%b6%e5%af%b9%e8%b1%a1%e8%bf%94%e5%9b%9echildren%e4%b8%banil%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%ef%bc%9f%e5%a6%82%e4%bd%95%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206080\/","title":{"rendered":"GO\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56dechildren\u4e3anil\uff1a\u4e3a\u4ec0\u4e48\uff1f\u5982\u4f55\u89e3\u51b3\uff1f"},"content":{"rendered":"<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGO\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56dechildren\u4e3anil\uff1a\u4e3a\u4ec0\u4e48\uff1f\u5982\u4f55\u89e3\u51b3\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241102\/173055046067261abcde38b.jpg\" class=\"aligncenter\">,<br \/>\n<strong>go\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56de\u65f6children\u4e3anil\uff1a\u539f\u56e0\u4e0e\u89e3\u51b3\u65b9\u6848<\/strong>,\u5728go\u8bed\u8a00\u4e2d\u8fdb\u884c\u6811\u72b6\u67e5\u8be2\u65f6\uff0c\u91c7\u7528\u9012\u5f52\u65b9\u6cd5\u65f6\u53ef\u80fd\u4f1a\u9047\u5230children\u5b57\u6bb5\u8fd4\u56de\u4e3anil\u7684\u60c5\u51b5\u3002,<br \/>\n<strong>\u539f\u56e0\uff1a<\/strong>,\u8fd9\u4e2a\u95ee\u9898\u7684\u6839\u672c\u539f\u56e0\u5728\u4e8ego\u8bed\u8a00\u4e2d\u7684\u503c\u62f7\u8d1d\u884c\u4e3a\u3002\u5728for&#8230;range&#8230;\u904d\u5386\u65f6\uff0c\u6bcf\u6b21\u90fd\u4f1a\u8fdb\u884c\u503c\u62f7\u8d1d\uff0c\u5bfc\u81f4findchildren\u51fd\u6570\u8fd4\u56de\u7684\u7ed3\u679c\u59cb\u7ec8\u8d4b\u503c\u7ed9\u5c40\u90e8\u53d8\u91cfregion\u3002,<br \/>\n<strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong>,\u6709\u4e24\u6761\u9014\u5f84\u53ef\u4ee5\u89e3\u51b3\u6b64\u95ee\u9898\uff1a,\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aGO\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56dechildren\u4e3anil\uff1a\u4e3a\u4ec0\u4e48\uff1f\u5982\u4f55\u89e3\u51b3\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGOLANG\u77e5\u8bc6\uff01,go\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56de\u65f6children\u4e3anil\uff1a\u539f\u56e0\u4e0e\u89e3\u51b3\u65b9\u6848,\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGO\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56dechildren\u4e3anil\uff1a\u4e3a\u4ec0\u4e48\uff1f\u5982\u4f55\u89e3\u51b3\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\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\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56dechildren\u4e3anil\uff1a\u4e3a\u4ec0\u4e48\uff1f\u5982\u4f55\u89e3\u51b3\uff1f<\/span><\/p>\n<h1>GO\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56dechildren\u4e3anil\uff1a\u4e3a\u4ec0\u4e48\uff1f\u5982\u4f55\u89e3\u51b3\uff1f<\/h1>\n<p><span>2024-11-02 20:27:56<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGO\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56dechildren\u4e3anil\uff1a\u4e3a\u4ec0\u4e48\uff1f\u5982\u4f55\u89e3\u51b3\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241102\/173055046067261abcde38b.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>go\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56de\u65f6children\u4e3anil\uff1a\u539f\u56e0\u4e0e\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u5728go\u8bed\u8a00\u4e2d\u8fdb\u884c\u6811\u72b6\u67e5\u8be2\u65f6\uff0c\u91c7\u7528\u9012\u5f52\u65b9\u6cd5\u65f6\u53ef\u80fd\u4f1a\u9047\u5230children\u5b57\u6bb5\u8fd4\u56de\u4e3anil\u7684\u60c5\u51b5\u3002<\/p>\n<p><strong>\u539f\u56e0\uff1a<\/strong><\/p>\n<p>\u8fd9\u4e2a\u95ee\u9898\u7684\u6839\u672c\u539f\u56e0\u5728\u4e8ego\u8bed\u8a00\u4e2d\u7684\u503c\u62f7\u8d1d\u884c\u4e3a\u3002\u5728for&#8230;range&#8230;\u904d\u5386\u65f6\uff0c\u6bcf\u6b21\u90fd\u4f1a\u8fdb\u884c\u503c\u62f7\u8d1d\uff0c\u5bfc\u81f4findchildren\u51fd\u6570\u8fd4\u56de\u7684\u7ed3\u679c\u59cb\u7ec8\u8d4b\u503c\u7ed9\u5c40\u90e8\u53d8\u91cfregion\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n<p>\u6709\u4e24\u6761\u9014\u5f84\u53ef\u4ee5\u89e3\u51b3\u6b64\u95ee\u9898\uff1a<\/p>\n<ol>\n<li>\n<p>\u5c06children\u5b57\u6bb5\u7c7b\u578b\u4fee\u6539\u4e3a\u6307\u9488\u7c7b\u578b<\/p>\n<pre>*[]data.regiontree<\/pre>\n<p>\u6b64\u65b9\u6cd5\u9700\u8981\u4fee\u6539\u6570\u636e\u7ed3\u6784\u7684\u5b9a\u4e49\u5e76\u8c03\u6574\u4ee3\u7801\u3002<\/p>\n<\/li>\n<li>\n<p>\u66f4\u6539\u5faa\u73af\u904d\u5386\u65b9\u5f0f<\/p>\n<pre>for i := 0; i &lt; len(regionTree); i++ {\n    regionTree[i] = findChildren(tx, region.ID, left-1)\n}<\/pre>\n<p>\u8be5\u65b9\u6cd5\u4e0d\u4f1a\u521b\u5efa\u526f\u672c\uff0c\u786e\u4fdd\u6bcf\u6b21\u904d\u5386\u65f6\u90fd\u76f4\u63a5\u5c06findchildren\u7684\u7ed3\u679c\u8d4b\u503c\u7ed9regiontree\u6570\u7ec4\u4e2d\u7684\u5bf9\u5e94\u5143\u7d20\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aGO\u9012\u5f52\u67e5\u8be2\u540e\u6811\u72b6\u5bf9\u8c61\u8fd4\u56dechildren\u4e3anil\uff1a\u4e3a\u4ec0\u4e48\uff1f\u5982\u4f55\u89e3\u51b3\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGOLANG\u77e5\u8bc6\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u5c06\u5305\u542b\u591a\u4e2a\u5b57\u5178\u7684\u5217\u8868\u5408\u5e76\u4e3a\u4e00\u4e2a\u5b57\u5178\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u4f7f\u7528\u534f\u7a0b\u626b\u63cf\u7aef\u53e3\u65f6\uff0c\u4e3b\u534f\u7a0b\u63d0\u524d\u9000\u51fa\u600e\u4e48\u529e\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587 \u300a&#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-206080","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206080","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=206080"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206080\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206080"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206080"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206080"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}