{"id":205052,"date":"2025-05-29T14:42:46","date_gmt":"2025-05-29T06:42:46","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205052\/"},"modified":"2025-05-29T14:42:46","modified_gmt":"2025-05-29T06:42:46","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88%e4%b8%8d%e5%8f%af%e5%93%88%e5%b8%8c%e7%9a%84%e5%88%97%e8%a1%a8%e5%8f%af%e4%bb%a5%e4%bd%9c%e4%b8%ba%e5%ad%97%e5%85%b8%e7%9a%84%e9%94%ae%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205052\/","title":{"rendered":"\u4e3a\u4ec0\u4e48\u4e0d\u53ef\u54c8\u5e0c\u7684\u5217\u8868\u53ef\u4ee5\u4f5c\u4e3a\u5b57\u5178\u7684\u952e\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u4e3a\u4ec0\u4e48\u4e0d\u53ef\u54c8\u5e0c\u7684\u5217\u8868\u53ef\u4ee5\u4f5c\u4e3a\u5b57\u5178\u7684\u952e\uff1f<\/h1>\n<p>\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u5c31\u6574\u7406\u5206\u4eab\u300a\u4e3a\u4ec0\u4e48\u4e0d\u53ef\u54c8\u5e0c\u7684\u5217\u8868\u53ef\u4ee5\u4f5c\u4e3a\u5b57\u5178\u7684\u952e\uff1f\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241122\/1732257243674025db32567.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u4e0d\u53ef\u54c8\u5e0c\u5217\u8868\u4f5c\u4e3a\u5143\u7ec4\u7684\u952e<\/strong><\/p>\n<p>\u4f17\u6240\u5468\u77e5\uff0cPython \u4e2d\u7684\u5b57\u5178 (dict) \u5bf9\u8c61\u4e0d\u63a5\u53d7\u4e0d\u53ef\u54c8\u5e0c\u7684\u5bf9\u8c61\u4f5c\u4e3a\u5176\u952e\u3002\u5df2\u77e5\u54c8\u5e0c\u7c7b\u578b\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u6574\u6570\u3001\u6d6e\u70b9\u6570\u3001\u5e03\u5c14\u503c\u3001\u5143\u7ec4\u548c None\uff1b\u4e0d\u53ef\u54c8\u5e0c\u7c7b\u578b\u6709\u5b57\u5178\u3001\u6570\u7ec4\u548c\u96c6\u5408\u3002<\/p>\n<p>\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u7528 ([1, 2],) \u5305\u88f9\u4e0d\u53ef\u54c8\u5e0c\u5bf9\u8c61 list \u540e\uff0c\u4ecd\u7136\u53ef\u4ee5\u5c06\u5176\u7528\u4f5c\u5b57\u5178\u952e\u3002\u8fd9\u662f\u56e0\u4e3a ([1, 2],) \u672c\u8eab\u4f5c\u4e3a\u6574\u4f53\u662f\u53ef\u54c8\u5e0c\u7684\u5143\u7ec4\uff0c\u5373\u4f7f\u5176\u5305\u542b\u4e0d\u53ef\u54c8\u5e0c\u5143\u7d20\u3002<\/p>\n<p><strong>\u5143\u7ec4\u54c8\u5e0c\u51fd\u6570<\/strong><\/p>\n<p>\u5143\u7ec4\u7684\u54c8\u5e0c\u51fd\u6570\u4f1a\u8ba1\u7b97\u5176\u5185\u90e8\u6240\u6709\u5143\u7d20\u7684\u54c8\u5e0c\u503c\u3002\u56e0\u6b64\uff0c([1, 2],) \u7684\u54c8\u5e0c\u503c\u5b9e\u9645\u4e0a\u662f\u7531 1 \u548c 2 \u7684\u54c8\u5e0c\u503c\u5171\u540c\u51b3\u5b9a\u7684\u3002<\/p>\n<p><strong>\u81ea\u5b9a\u4e49\u5bf9\u8c61\u7684\u53ef\u54c8\u5e0c\u6027<\/strong><\/p>\n<p>\u6b64\u5916\uff0c\u81ea\u5b9a\u4e49\u7c7b\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5b9e\u73b0 __hash__() \u65b9\u6cd5\u6765\u4f7f\u5176\u5b9e\u4f8b\u53ef\u54c8\u5e0c\u3002\u901a\u8fc7\u5b9a\u4e49\u8be5\u65b9\u6cd5\uff0c\u53ef\u4ee5\u63a7\u5236\u5bf9\u8c61\u7684\u54c8\u5e0c\u503c\u751f\u6210\u65b9\u5f0f\u3002\u5728\u6b64\u4f8b\u4e2d\uff0ccustom_obj \u7684\u54c8\u5e0c\u503c\u662f\u7531\u5176 value \u5c5e\u6027\u51b3\u5b9a\u7684\u3002<\/p>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u4e3a\u4ec0\u4e48\u4e0d\u53ef\u54c8\u5e0c\u7684\u5217\u8868\u53ef\u4ee5\u4f5c\u4e3a\u5b57\u5178\u7684\u952e\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3a\u4ec0\u4e48\u4e0d\u53ef\u54c8\u5e0c\u7684\u5217\u8868\u53ef\u4ee5\u4f5c\u4e3a\u5b57\u5178&#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-205052","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205052","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=205052"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205052\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205052"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205052"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205052"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}