{"id":205064,"date":"2025-05-29T16:56:17","date_gmt":"2025-05-29T08:56:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205064\/"},"modified":"2025-05-29T16:56:17","modified_gmt":"2025-05-29T08:56:17","slug":"python3-%e4%b8%ad-index-%e6%96%b9%e6%b3%95%e7%9a%84%e5%9b%b0%e6%83%91%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e4%bb%a3%e7%a0%81-m-index4-4-6-%e7%9a%84%e8%be%93%e5%87%ba%e7%bb%93%e6%9e%9c%e6%98%af-5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205064\/","title":{"rendered":"Python3 \u4e2d index \u65b9\u6cd5\u7684\u56f0\u60d1\uff1a\u4e3a\u4ec0\u4e48\u4ee3\u7801 `m.index(4, 4, 6)` \u7684\u8f93\u51fa\u7ed3\u679c\u662f 5\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

Python3 \u4e2d index \u65b9\u6cd5\u7684\u56f0\u60d1\uff1a\u4e3a\u4ec0\u4e48\u4ee3\u7801 `m.index(4, 4, 6)` \u7684\u8f93\u51fa\u7ed3\u679c\u662f 5\uff1f<\/h1>\n<\/p>\n

<\/p>\n

python3 \u4e2d index \u65b9\u6cd5\u7684\u56f0\u60d1<\/strong><\/p>\n

\u95ee\u9898\uff1a<\/strong><\/p>\n

\u4ee5\u4e0b\u4ee3\u7801\u7247\u6bb5\u7684\u8f93\u51fa\u7ed3\u679c\u4e3a 5\uff0c\u4f46\u4e3a\u4ec0\u4e48\u7d22\u5f15\u53d6\u503c\u5e94\u4e3a 5\uff1f<\/p>\n

m = [1,2,3,4,34,4,5,6]\nn = m.index(4, 4, 6)\nprint(n)<\/pre>\n
\u7b54\u6848\uff1a<\/strong><\/p>\n
index() \u65b9\u6cd5\u5728\u6307\u5b9a\u8303\u56f4\u5185\u641c\u7d22\u7b2c\u4e00\u4e2a\u5339\u914d\u7684\u5143\u7d20\uff0c\u8bed\u6cd5\u4e3a\uff1a<list>.index(element, start, end)\u3002\u5176\u4e2d\uff0cstart \u548c end \u6307\u5b9a\u8981\u641c\u7d22\u7684\u8303\u56f4\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cstart \u4e3a 0\uff0cend \u4e3a\u5217\u8868\u7684\u957f\u5ea6\u3002<\/p>\n
\u5728\u7ed9\u5b9a\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0cindex() \u65b9\u6cd5\u5728\u7d22\u5f15 4 \u5230 6\uff08\u4e0d\u5305\u542b 6\uff09\u7684\u8303\u56f4\u5185\u641c\u7d22\u7b2c\u4e00\u4e2a\u503c\u7b49\u4e8e 4 \u7684\u5143\u7d20\u3002\u7531\u4e8e\u5217\u8868 m \u4e2d\uff0c\u4ece\u7d22\u5f15 4 \u5230 6 \u4e4b\u95f4\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u5c31\u662f 4\uff0c\u56e0\u6b64 index() \u65b9\u6cd5\u8fd4\u56de 5\uff08\u5373\u5143\u7d20\u7684\u7d22\u5f15\u503c\uff09\u3002<\/p>\n
\u4eca\u5929\u5173\u4e8e\u300aPython3 \u4e2d index \u65b9\u6cd5\u7684\u56f0\u60d1\uff1a\u4e3a\u4ec0\u4e48\u4ee3\u7801 `m.index(4, 4, 6)` \u7684\u8f93\u51fa\u7ed3\u679c\u662f 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":"
Python3 \u4e2d index ...<\/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-205064","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205064","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=205064"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205064\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}