{"id":204386,"date":"2025-05-29T14:36:41","date_gmt":"2025-05-29T06:36:41","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204386\/"},"modified":"2025-05-29T14:36:41","modified_gmt":"2025-05-29T06:36:41","slug":"python3-%e4%b8%ad-index-%e6%96%b9%e6%b3%95%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88-m-index4-4-6-%e8%bf%94%e5%9b%9e%e5%80%bc%e4%b8%ba-5%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204386\/","title":{"rendered":"Python3 \u4e2d `index()` \u65b9\u6cd5\uff1a\u4e3a\u4ec0\u4e48 `m.index(4, 4, 6)` \u8fd4\u56de\u503c\u4e3a 5\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python3 \u4e2d `index()` \u65b9\u6cd5\uff1a\u4e3a\u4ec0\u4e48 `m.index(4, 4, 6)` \u8fd4\u56de\u503c\u4e3a 5\uff1f<\/h1>\n<p>\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\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\/20241106\/1730872290672b03e2d3c65.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python3 \u4e2d index \u7591\u95ee<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong><\/p>\n<p>\u5982\u4e0b\u4ee3\u7801\u4e2d\uff0cm.index(4, 4, 6) \u8fd4\u56de\u503c\u4e3a\u4f55\u4e3a 5\uff1f<\/p>\n<pre>m = [1,2,3,4,34,4,5,6]\nn = m.index(4, 4, 6)\nprint(n)<\/pre>\n<p><strong>\u56de\u7b54\uff1a<\/strong><\/p>\n<p>index() \u65b9\u6cd5\u7528\u4e8e\u5728\u6307\u5b9a\u8303\u56f4\u5185\u67e5\u627e\u67d0\u4e2a\u5143\u7d20\u7684\u9996\u6b21\u51fa\u73b0\u7d22\u5f15\u3002\u8be5\u65b9\u6cd5\u6709\u4e09\u4e2a\u53c2\u6570\uff1a<\/p>\n<ul>\n<li>\u8981\u67e5\u627e\u7684\u5143\u7d20<\/li>\n<li>\u53ef\u9009\u7684\u5f00\u59cb\u7d22\u5f15<\/li>\n<li>\u53ef\u9009\u7684\u7ed3\u675f\u7d22\u5f15<\/li>\n<\/ul>\n<p>\u5728\u672c\u4f8b\u4e2d\uff0cm.index(4, 4, 6) \u8868\u793a\u5728\u7d22\u5f15 4 \u5230 6 \u4e4b\u95f4\u67e5\u627e\u5143\u7d20 4\u3002\u7531\u4e8e 4 \u5728\u8be5\u8303\u56f4\u5185\u9996\u6b21\u51fa\u73b0\u5728\u7d22\u5f15 5 \u5904\uff0c\u56e0\u6b64\u8fd4\u56de\u503c\u4e3a 5\u3002<\/p>\n<p>\u6362\u53e5\u8bdd\u8bf4\uff0cindex(4, 4, 6) \u7b49\u4e8e index(4, 4)\uff0c\u5373\u5728\u5217\u8868 m \u4e2d\u4ece\u7d22\u5f15 4 \u5f00\u59cb\u67e5\u627e\u5143\u7d20 4\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300aPython3 \u4e2d `index()` \u65b9\u6cd5\uff1a\u4e3a\u4ec0\u4e48 `m.index(4, 4, 6)` \u8fd4\u56de\u503c\u4e3a 5\uff1f\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python3 \u4e2d `index&#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-204386","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204386","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=204386"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204386\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}