{"id":1027538,"date":"2024-12-31T10:51:44","date_gmt":"2024-12-31T02:51:44","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1027538.html"},"modified":"2024-12-31T10:51:47","modified_gmt":"2024-12-31T02:51:47","slug":"python%e5%88%97%e8%a1%a8%e5%a6%82%e4%bd%95%e6%8f%92%e5%85%a5%e4%b8%80%e4%b8%aa%e5%85%83%e7%b4%a0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1027538.html","title":{"rendered":"python\u5217\u8868\u5982\u4f55\u63d2\u5165\u4e00\u4e2a\u5143\u7d20"},"content":{"rendered":"

\"python\u5217\u8868\u5982\u4f55\u63d2\u5165\u4e00\u4e2a\u5143\u7d20\"<\/p>\n

\u5728Python\u4e2d\u63d2\u5165\u5143\u7d20\u5230\u5217\u8868\u7684\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528insert()\u65b9\u6cd5\u3001append()\u65b9\u6cd5\u3001extend()\u65b9\u6cd5\u3001\u5207\u7247\u8d4b\u503c<\/strong>\u7b49\u3002\u4f7f\u7528insert()\u65b9\u6cd5\u53ef\u4ee5\u5728\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20\uff0cappend()\u65b9\u6cd5\u5c06\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\uff0cextend()\u65b9\u6cd5\u5c06\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\uff0c\u5207\u7247\u8d4b\u503c\u53ef\u4ee5\u5728\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u591a\u4e2a\u5143\u7d20\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528insert()\u65b9\u6cd5\u63d2\u5165\u5143\u7d20<\/h3>\n<\/p>\n

\u4f7f\u7528insert()\u65b9\u6cd5\u53ef\u4ee5\u5728\u5217\u8868\u7684\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u4e00\u4e2a\u5143\u7d20\u3002\u8be5\u65b9\u6cd5\u7684\u8bed\u6cd5\u4e3alist.insert(index, element)<\/code>\uff0c\u5176\u4e2dindex<\/code>\u662f\u63d2\u5165\u4f4d\u7f6e\u7684\u7d22\u5f15\uff0celement<\/code>\u662f\u8981\u63d2\u5165\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n

\u793a\u4f8b\uff1a<\/h4>\n<\/p>\n

# \u521b\u5efa\u4e00\u4e2a\u793a\u4f8b\u5217\u8868<\/p>\n
my_list = [1, 2, 3, 4]<\/p>\n
\u5728\u7d22\u5f15\u4f4d\u7f6e2\u63d2\u5165\u5143\u7d2099<\/strong><\/h2>\n
my_list.insert(2, 99)<\/p>\n
print(my_list)  # \u8f93\u51fa\uff1a[1, 2, 99, 3, 4]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5728\u7d22\u5f15\u4f4d\u7f6e2\u63d2\u5165\u4e86\u5143\u7d2099\uff0c\u7ed3\u679c\u5217\u8868\u53d8\u4e3a[1, 2, 99, 3, 4]<\/code>\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528append()\u65b9\u6cd5\u6dfb\u52a0\u5143\u7d20<\/h3>\n<\/p>\n
append()\u65b9\u6cd5\u7528\u4e8e\u5c06\u4e00\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\u3002\u8be5\u65b9\u6cd5\u7684\u8bed\u6cd5\u4e3alist.append(element)<\/code>\uff0c\u5176\u4e2delement<\/code>\u662f\u8981\u6dfb\u52a0\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u793a\u4f8b\uff1a<\/h4>\n<\/p>\n
# \u521b\u5efa\u4e00\u4e2a\u793a\u4f8b\u5217\u8868<\/p>\n
my_list = [1, 2, 3, 4]<\/p>\n
\u5728\u5217\u8868\u672b\u5c3e\u6dfb\u52a0\u5143\u7d2099<\/strong><\/h2>\n
my_list.append(99)<\/p>\n
print(my_list)  # \u8f93\u51fa\uff1a[1, 2, 3, 4, 99]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5728\u5217\u8868\u7684\u672b\u5c3e\u6dfb\u52a0\u4e86\u5143\u7d2099\uff0c\u7ed3\u679c\u5217\u8868\u53d8\u4e3a[1, 2, 3, 4, 99]<\/code>\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528extend()\u65b9\u6cd5\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20<\/h3>\n<\/p>\n
extend()\u65b9\u6cd5\u7528\u4e8e\u5c06\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\u3002\u8be5\u65b9\u6cd5\u7684\u8bed\u6cd5\u4e3alist.extend(iterable)<\/code>\uff0c\u5176\u4e2diterable<\/code>\u662f\u8981\u6dfb\u52a0\u7684\u5143\u7d20\u5e8f\u5217\u3002<\/p>\n<\/p>\n
\u793a\u4f8b\uff1a<\/h4>\n<\/p>\n
# \u521b\u5efa\u4e00\u4e2a\u793a\u4f8b\u5217\u8868<\/p>\n
my_list = [1, 2, 3, 4]<\/p>\n
\u5c06\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u5f53\u524d\u5217\u8868\u7684\u672b\u5c3e<\/strong><\/h2>\n
my_list.extend([99, 100])<\/p>\n
print(my_list)  # \u8f93\u51fa\uff1a[1, 2, 3, 4, 99, 100]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06\u5217\u8868[99, 100]<\/code>\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u5f53\u524d\u5217\u8868\u7684\u672b\u5c3e\uff0c\u7ed3\u679c\u5217\u8868\u53d8\u4e3a[1, 2, 3, 4, 99, 100]<\/code>\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u5207\u7247\u8d4b\u503c\u63d2\u5165\u5143\u7d20<\/h3>\n<\/p>\n
\u5207\u7247\u8d4b\u503c\u53ef\u4ee5\u5728\u5217\u8868\u7684\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002\u4f7f\u7528\u5207\u7247\u8d4b\u503c\u7684\u8bed\u6cd5\u4e3alist[start:end] = iterable<\/code>\uff0c\u5176\u4e2dstart<\/code>\u548cend<\/code>\u662f\u5207\u7247\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u7d22\u5f15\uff0citerable<\/code>\u662f\u8981\u63d2\u5165\u7684\u5143\u7d20\u5e8f\u5217\u3002<\/p>\n<\/p>\n
\u793a\u4f8b\uff1a<\/h4>\n<\/p>\n
# \u521b\u5efa\u4e00\u4e2a\u793a\u4f8b\u5217\u8868<\/p>\n
my_list = [1, 2, 3, 4]<\/p>\n
\u5728\u7d22\u5f15\u4f4d\u7f6e2\u63d2\u5165\u591a\u4e2a\u5143\u7d20<\/strong><\/h2>\n
my_list[2:2] = [99, 100]<\/p>\n
print(my_list)  # \u8f93\u51fa\uff1a[1, 2, 99, 100, 3, 4]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5728\u7d22\u5f15\u4f4d\u7f6e2\u63d2\u5165\u4e86\u591a\u4e2a\u5143\u7d20[99, 100]<\/code>\uff0c\u7ed3\u679c\u5217\u8868\u53d8\u4e3a[1, 2, 99, 100, 3, 4]<\/code>\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5728Python\u4e2d\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u63d2\u5165\u5143\u7d20\u5230\u5217\u8868\u4e2d\uff0c\u5177\u4f53\u4f7f\u7528\u54ea\u79cd\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u9700\u6c42\uff1a<\/p>\n<\/p>\n
    \n
  1. insert()\u65b9\u6cd5<\/strong>\uff1a\u7528\u4e8e\u5728\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u4e00\u4e2a\u5143\u7d20\u3002<\/li>\n
  2. append()\u65b9\u6cd5<\/strong>\uff1a\u7528\u4e8e\u5728\u5217\u8868\u7684\u672b\u5c3e\u6dfb\u52a0\u4e00\u4e2a\u5143\u7d20\u3002<\/li>\n
  3. extend()\u65b9\u6cd5<\/strong>\uff1a\u7528\u4e8e\u5c06\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\u3002<\/li>\n
  4. \u5207\u7247\u8d4b\u503c<\/strong>\uff1a\u7528\u4e8e\u5728\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002<\/li>\n<\/ol>\n
    \u901a\u8fc7\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u64cd\u4f5cPython\u5217\u8868\uff0c\u6ee1\u8db3\u5404\u79cd\u6570\u636e\u5904\u7406\u9700\u6c42\u3002<\/p>\n<\/p>\n
    \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
     \u5982\u4f55\u5728Python\u5217\u8868\u7684\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20\uff1f<\/strong>
    \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528insert()<\/code>\u65b9\u6cd5\u5728\u5217\u8868\u7684\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20\u3002\u8be5\u65b9\u6cd5\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff1a\u8981\u63d2\u5165\u5143\u7d20\u7684\u4f4d\u7f6e\u7d22\u5f15\u548c\u8981\u63d2\u5165\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff0cmy_list.insert(1, 'new_element')<\/code>\u5c06\u5728\u7d22\u5f151\u7684\u4f4d\u7f6e\u63d2\u5165'new_element'<\/code>\uff0c\u539f\u6709\u5143\u7d20\u4f1a\u5411\u540e\u79fb\u52a8\u3002<\/p>\n
    \u63d2\u5165\u5143\u7d20\u4f1a\u5f71\u54cd\u5217\u8868\u7684\u957f\u5ea6\u5417\uff1f<\/strong>
    \u662f\u7684\uff0c\u4f7f\u7528insert()<\/code>\u65b9\u6cd5\u63d2\u5165\u5143\u7d20\u4f1a\u589e\u52a0\u5217\u8868\u7684\u957f\u5ea6\u3002\u6bcf\u5f53\u4f60\u5728\u5217\u8868\u4e2d\u63d2\u5165\u4e00\u4e2a\u65b0\u5143\u7d20\u65f6\uff0c\u5217\u8868\u7684\u603b\u5143\u7d20\u6570\u91cf\u4f1a\u589e\u52a01\uff0c\u56e0\u6b64\u53ef\u4ee5\u6839\u636e\u9700\u8981\u7075\u6d3b\u7ba1\u7406\u5217\u8868\u7684\u5927\u5c0f\u3002<\/p>\n
    \u662f\u5426\u53ef\u4ee5\u4e00\u6b21\u6027\u63d2\u5165\u591a\u4e2a\u5143\u7d20\u5230Python\u5217\u8868\u4e2d\uff1f<\/strong>
    \u5982\u679c\u60f3\u8981\u4e00\u6b21\u6027\u63d2\u5165\u591a\u4e2a\u5143\u7d20\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528slice<\/code>\u8d4b\u503c\u6216extend()<\/code>\u65b9\u6cd5\u3002\u901a\u8fc7\u5207\u7247\u8d4b\u503c\u53ef\u4ee5\u6307\u5b9a\u63d2\u5165\u7684\u4f4d\u7f6e\uff0c\u4f8b\u5982\uff0cmy_list[2:2] = ['elem1', 'elem2']<\/code>\u4f1a\u5728\u7d22\u5f152\u7684\u4f4d\u7f6e\u63d2\u5165\u4e24\u4e2a\u65b0\u5143\u7d20\u3002\u800cextend()<\/code>\u65b9\u6cd5\u5219\u662f\u5c06\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\uff0c\u4f7f\u7528\u65b9\u6cd5\u5982my_list.extend(['elem1', 'elem2'])<\/code>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u63d2\u5165\u5143\u7d20\u5230\u5217\u8868\u7684\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528insert()\u65b9\u6cd5\u3001append()\u65b9\u6cd5\u3001extend()\u65b9\u6cd5\u3001 […]","protected":false},"author":3,"featured_media":1027551,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1027538"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1027538"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1027538\/revisions"}],"predecessor-version":[{"id":1027555,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1027538\/revisions\/1027555"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1027551"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1027538"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1027538"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1027538"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}