{"id":206163,"date":"2025-06-12T10:00:39","date_gmt":"2025-06-12T02:00:39","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206163\/"},"modified":"2025-06-12T10:00:39","modified_gmt":"2025-06-12T02:00:39","slug":"go%e8%af%ad%e8%a8%80%e9%80%92%e5%bd%92%e6%9f%a5%e8%af%a2%e6%a0%91%e7%8a%b6%e5%af%b9%e8%b1%a1%e6%97%b6%ef%bc%8cchildren%e4%b8%ba%e4%bd%95%e8%bf%94%e5%9b%9enil%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206163\/","title":{"rendered":"GO\u8bed\u8a00\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f"},"content":{"rendered":"<p>\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGO\u8bed\u8a00\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241105\/17307785276729959f7b5ec.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f<\/strong>,\u5728go\u8bed\u8a00\u4e2d\u8fdb\u884c\u6811\u72b6\u5bf9\u8c61\u9012\u5f52\u67e5\u8be2\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230children\u8fd4\u56denil\u7684\u95ee\u9898\u3002\u8fd9\u79cd\u60c5\u51b5\u7684\u539f\u56e0\u901a\u5e38\u662f\u6570\u7ec4\/\u5207\u7247\u5728\u67e5\u8be2\u540e\u7684\u503c\u4f20\u9012\u65b9\u5f0f\u9020\u6210\u7684\u3002,go\u8bed\u8a00\u4e2d\uff0c\u51fd\u6570\u7684\u53c2\u6570\u4f20\u9012\u4f7f\u7528\u7684\u662f\u503c\u62f7\u8d1d\u673a\u5236\uff0c\u56e0\u6b64\u5bf9\u4e8e\u6570\u7ec4\/\u5207\u7247\u7c7b\u578b\uff0cfindchildren\u51fd\u6570\u8fd4\u56de\u7684\u7ed3\u679c\u5e76\u4e0d\u662f\u8d4b\u503c\u7ed9\u4e86regiontree\uff0c\u800c\u662f\u8d4b\u503c\u7ed9\u4e86\u5c40\u90e8\u53d8\u91cfregion\u3002,\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6709\u4e24\u4e2a\u4fee\u6539\u65b9\u6848\uff1a,\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aGO\u8bed\u8a00\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01,\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f,\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGO\u8bed\u8a00\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~,<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\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f<\/span><\/p>\n<h1>GO\u8bed\u8a00\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f<\/h1>\n<p><span>2024-11-05 11:49:03<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGO\u8bed\u8a00\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241105\/17307785276729959f7b5ec.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f<\/strong><\/p>\n<p>\u5728go\u8bed\u8a00\u4e2d\u8fdb\u884c\u6811\u72b6\u5bf9\u8c61\u9012\u5f52\u67e5\u8be2\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230children\u8fd4\u56denil\u7684\u95ee\u9898\u3002\u8fd9\u79cd\u60c5\u51b5\u7684\u539f\u56e0\u901a\u5e38\u662f\u6570\u7ec4\/\u5207\u7247\u5728\u67e5\u8be2\u540e\u7684\u503c\u4f20\u9012\u65b9\u5f0f\u9020\u6210\u7684\u3002<\/p>\n<p>go\u8bed\u8a00\u4e2d\uff0c\u51fd\u6570\u7684\u53c2\u6570\u4f20\u9012\u4f7f\u7528\u7684\u662f\u503c\u62f7\u8d1d\u673a\u5236\uff0c\u56e0\u6b64\u5bf9\u4e8e\u6570\u7ec4\/\u5207\u7247\u7c7b\u578b\uff0cfindchildren\u51fd\u6570\u8fd4\u56de\u7684\u7ed3\u679c\u5e76\u4e0d\u662f\u8d4b\u503c\u7ed9\u4e86regiontree\uff0c\u800c\u662f\u8d4b\u503c\u7ed9\u4e86\u5c40\u90e8\u53d8\u91cfregion\u3002<\/p>\n<p>\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6709\u4e24\u4e2a\u4fee\u6539\u65b9\u6848\uff1a<\/p>\n<ol>\n<li>\u5c06\u5207\u7247\u7c7b\u578b\u4fee\u6539\u4e3a\u6307\u9488\u7c7b\u578b\uff0c\u540c\u65f6\u4fee\u6539\u6570\u636e\u7ed3\u6784\u5b9a\u4e49\u548c\u4ee3\u7801\u3002<\/li>\n<li>\u91c7\u7528\u76f4\u63a5\u5faa\u73af\u904d\u5386\u7684\u65b9\u5f0f\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/li>\n<\/ol>\n<pre>for i := 0; i &lt; len(regionTree); i++ {\n    regionTree[i] = findChildren(tx, region.ID, left-1)\n}<\/pre>\n<p>\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aGO\u8bed\u8a00\u9012\u5f52\u67e5\u8be2\u6811\u72b6\u5bf9\u8c61\u65f6\uff0cchildren\u4e3a\u4f55\u8fd4\u56denil\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5728 Go \u4e2d\u5982\u4f55\u9ad8\u6548\u5730\u89e3\u6790\u590d\u6742\u7684\u8868\u5355\u6570\u636e\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u8ba9\u4e24\u4e2a\u5b50 DIV \u5728\u7236 DIV \u5185\u6c34\u5e73\u548c\u5782\u76f4\u5c45\u4e2d\u5e76\u91cd\u53e0\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86 \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-206163","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206163","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=206163"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206163\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}