{"id":1027135,"date":"2024-12-31T10:48:31","date_gmt":"2024-12-31T02:48:31","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1027135.html"},"modified":"2024-12-31T10:48:34","modified_gmt":"2024-12-31T02:48:34","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e5%9c%a8%e5%88%97%e8%a1%a8%e4%b8%ad%e6%b7%bb%e5%8a%a0%e5%88%97%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1027135.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u5728\u5217\u8868\u4e2d\u6dfb\u52a0\u5217\u8868"},"content":{"rendered":"

\"python\u4e2d\u5982\u4f55\u5728\u5217\u8868\u4e2d\u6dfb\u52a0\u5217\u8868\"<\/p>\n

\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u5c06\u4e00\u4e2a\u5217\u8868\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\u3002\u5e38\u89c1\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528append()<\/code>\u65b9\u6cd5\u3001extend()<\/code>\u65b9\u6cd5\u3001\u52a0\u53f7\u8fd0\u7b97\u7b26\uff08+<\/code>\uff09\u548c\u5207\u7247\u8d4b\u503c<\/strong>\u3002\u8fd9\u4e9b\u65b9\u6cd5\u5404\u6709\u5176\u7528\u9014\u548c\u6548\u679c\uff0c\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u9700\u6c42\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\u5e76\u7ed9\u51fa\u793a\u4f8b\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528 append()<\/code> \u65b9\u6cd5<\/h2>\n<\/p>\n

append()<\/code> \u65b9\u6cd5\u7528\u4e8e\u5c06\u4e00\u4e2a\u5bf9\u8c61\u6dfb\u52a0\u5230\u5217\u8868\u672b\u5c3e\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679c\u4f7f\u7528 append()<\/code> \u65b9\u6cd5\u5c06\u4e00\u4e2a\u5217\u8868\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\uff0c\u90a3\u4e48\u6dfb\u52a0\u7684\u5217\u8868\u5c06\u4f5c\u4e3a\u5355\u4e2a\u5143\u7d20\u6dfb\u52a0\u3002<\/p>\n<\/p>\n

list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5, 6]<\/p>\n
list1.append(list2)<\/p>\n
print(list1)  # \u8f93\u51fa: [1, 2, 3, [4, 5, 6]]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u91cc\uff0clist2<\/code>\u88ab\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\u6dfb\u52a0\u5230list1<\/code>\u7684\u672b\u5c3e<\/strong>\uff0c\u56e0\u6b64list1<\/code>\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u662f\u5217\u8868list2<\/code>\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528 extend()<\/code> \u65b9\u6cd5<\/h2>\n<\/p>\n
extend()<\/code> \u65b9\u6cd5\u7528\u4e8e\u5c06\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u5f53\u524d\u5217\u8868\u4e2d\u3002\u4e0e append()<\/code> \u65b9\u6cd5\u4e0d\u540c\uff0cextend()<\/code> \u65b9\u6cd5\u4e0d\u4f1a\u5c06\u5217\u8868\u4f5c\u4e3a\u4e00\u4e2a\u5355\u72ec\u7684\u5143\u7d20\u6dfb\u52a0\uff0c\u800c\u662f\u5c06\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u5f53\u524d\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5, 6]<\/p>\n
list1.extend(list2)<\/p>\n
print(list1)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u91cc\uff0clist1<\/code>\u88ab\u6269\u5c55\u4e3a\u5305\u542blist2<\/code>\u4e2d\u7684\u6240\u6709\u5143\u7d20<\/strong>\uff0c\u56e0\u6b64list1<\/code>\u73b0\u5728\u5305\u542b\u4e86list2<\/code>\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u52a0\u53f7\u8fd0\u7b97\u7b26\uff08+<\/code>\uff09<\/h2>\n<\/p>\n
\u52a0\u53f7\u8fd0\u7b97\u7b26\uff08+<\/code>\uff09\u7528\u4e8e\u8fde\u63a5\u4e24\u4e2a\u5217\u8868\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u5217\u8868\u3002\u8be5\u65b9\u6cd5\u4e0d\u4f1a\u4fee\u6539\u539f\u59cb\u5217\u8868\uff0c\u800c\u662f\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u5217\u8868\u3002<\/p>\n<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5, 6]<\/p>\n
list3 = list1 + list2<\/p>\n
print(list3)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u91cc\uff0clist1<\/code>\u548clist2<\/code>\u88ab\u8fde\u63a5\u6210\u4e00\u4e2a\u65b0\u7684\u5217\u8868list3<\/code><\/strong>\uff0c\u539f\u59cb\u5217\u8868\u4fdd\u6301\u4e0d\u53d8\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u5207\u7247\u8d4b\u503c<\/h2>\n<\/p>\n
\u5207\u7247\u8d4b\u503c\u662f\u4e00\u79cd\u66f4\u7075\u6d3b\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5728\u5217\u8868\u7684\u4efb\u610f\u4f4d\u7f6e\u63d2\u5165\u53e6\u4e00\u4e2a\u5217\u8868\u3002\u901a\u8fc7\u6307\u5b9a\u5207\u7247\u8303\u56f4\uff0c\u53ef\u4ee5\u5c06\u4e00\u4e2a\u5217\u8868\u4e2d\u7684\u6240\u6709\u5143\u7d20\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5, 6]<\/p>\n
list1[1:1] = list2<\/p>\n
print(list1)  # \u8f93\u51fa: [1, 4, 5, 6, 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u91cc\uff0clist2<\/code>\u4e2d\u7684\u6240\u6709\u5143\u7d20\u88ab\u63d2\u5165\u5230list1<\/code>\u7684\u7d22\u5f151\u7684\u4f4d\u7f6e<\/strong>\uff0c\u539f\u59cb\u5217\u8868\u88ab\u4fee\u6539\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528insert()<\/code>\u65b9\u6cd5<\/h2>\n<\/p>\n
insert()<\/code> \u65b9\u6cd5\u7528\u4e8e\u5728\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20\u3002\u867d\u7136\u901a\u5e38\u7528\u4e8e\u63d2\u5165\u5355\u4e2a\u5143\u7d20\uff0c\u4f46\u4e5f\u53ef\u4ee5\u7528\u4e8e\u63d2\u5165\u5217\u8868\u3002<\/p>\n<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5, 6]<\/p>\n
list1.insert(1, list2)<\/p>\n
print(list1)  # \u8f93\u51fa: [1, [4, 5, 6], 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u91cc\uff0clist2<\/code>\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\u63d2\u5165\u5230list1<\/code>\u7684\u7d22\u5f151\u4f4d\u7f6e<\/strong>\u3002<\/p>\n<\/p>\n
\u516d\u3001\u4f7f\u7528itertools.chAI<\/a>n<\/code>\u65b9\u6cd5<\/h2>\n<\/p>\n
itertools.chain<\/code>\u65b9\u6cd5\u53ef\u4ee5\u5c06\u591a\u4e2a\u5217\u8868\u8fde\u63a5\u5728\u4e00\u8d77\u5f62\u6210\u4e00\u4e2a\u65b0\u7684\u8fed\u4ee3\u5668\u3002<\/p>\n<\/p>\n
import itertools<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5, 6]<\/p>\n
list3 = list(itertools.chain(list1, list2))<\/p>\n
print(list3)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u91cc\uff0citertools.chain<\/code>\u5c06list1<\/code>\u548clist2<\/code>\u8fde\u63a5\u6210\u4e00\u4e2a\u65b0\u7684\u8fed\u4ee3\u5668\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u5217\u8868<\/strong>\u3002<\/p>\n<\/p>\n
\u603b\u7ed3<\/h2>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5728\u5217\u8868\u4e2d\u6dfb\u52a0\u5217\u8868\uff0c\u5305\u62ecappend()<\/code>\u3001extend()<\/code>\u3001\u52a0\u53f7\u8fd0\u7b97\u7b26\uff08+<\/code>\uff09\u3001\u5207\u7247\u8d4b\u503c\u3001insert()<\/code>\u65b9\u6cd5\u548citertools.chain<\/code>\u65b9\u6cd5\u3002\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u9700\u6c42<\/strong>\uff0c\u4f8b\u5982\uff0c\u60a8\u662f\u5426\u5e0c\u671b\u5c06\u5217\u8868\u4f5c\u4e3a\u5355\u4e2a\u5143\u7d20\u6dfb\u52a0\uff0c\u6216\u8005\u5c06\u5217\u8868\u4e2d\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u7406\u89e3\u548c\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u65b9\u6cd5\u5c06\u5e2e\u52a9\u60a8\u66f4\u9ad8\u6548\u5730\u5904\u7406\u5217\u8868\u64cd\u4f5c\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5728Python\u4e2d\uff0c\u5982\u4f55\u5c06\u4e00\u4e2a\u5217\u8868\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\uff1f<\/strong>
\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u5c06\u4e00\u4e2a\u5217\u8868\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\u3002\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\u662f\u4f7f\u7528extend()<\/code>\u65b9\u6cd5\uff0c\u5b83\u4f1a\u5c06\u4e00\u4e2a\u5217\u8868\u4e2d\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u672b\u5c3e\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
list1 = [1, 2, 3]\nlist2 = [4, 5, 6]\nlist1.extend(list2)\nprint(list1)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]\n<\/code><\/pre>\n
\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528+=<\/code>\u64cd\u4f5c\u7b26\u6765\u5b9e\u73b0\u76f8\u540c\u7684\u6548\u679c\u3002  <\/p>\n
\u4f7f\u7528append()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u5c06\u6574\u4e2a\u5217\u8868\u4f5c\u4e3a\u4e00\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u5417\uff1f<\/strong>
\u662f\u7684\uff0cappend()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u5c06\u4e00\u4e2a\u5217\u8868\u4f5c\u4e3a\u5355\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\u3002\u4f8b\u5982\uff1a  <\/p>\n
list1 = [1, 2, 3]\nlist2 = [4, 5, 6]\nlist1.append(list2)\nprint(list1)  # \u8f93\u51fa: [1, 2, 3, [4, 5, 6]]\n<\/code><\/pre>\n
\u8fd9\u6837\uff0clist1<\/code>\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u5c31\u662flist2<\/code>\uff0c\u800c\u4e0d\u662f\u5c06list2<\/code>\u4e2d\u7684\u5143\u7d20\u9010\u4e2a\u6dfb\u52a0\u5230list1<\/code>\u4e2d\u3002  <\/p>\n
\u5728\u4ec0\u4e48\u60c5\u51b5\u4e0b\u4f7f\u7528insert()<\/code>\u65b9\u6cd5\u5c06\u5217\u8868\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u7279\u5b9a\u4f4d\u7f6e\uff1f<\/strong>
\u4f7f\u7528insert()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u5c06\u4e00\u4e2a\u5217\u8868\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u7684\u7279\u5b9a\u4f4d\u7f6e\u3002\u8fd9\u4e2a\u65b9\u6cd5\u9700\u8981\u4e24\u4e2a\u53c2\u6570\uff1a\u7d22\u5f15\u4f4d\u7f6e\u548c\u8981\u63d2\u5165\u7684\u5217\u8868\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u4f60\u60f3\u5728list1<\/code>\u7684\u7b2c\u4e00\u4e2a\u4f4d\u7f6e\u63d2\u5165list2<\/code>\uff1a  <\/p>\n
list1 = [1, 2, 3]\nlist2 = [4, 5, 6]\nlist1.insert(0, list2)\nprint(list1)  # \u8f93\u51fa: [[4, 5, 6], 1, 2, 3]\n<\/code><\/pre>\n
\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0clist2<\/code>\u4f1a\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\u88ab\u63d2\u5165\u5230list1<\/code>\u7684\u5f00\u5934\u3002\u4f7f\u7528insert()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u7075\u6d3b\u5730\u63a7\u5236\u63d2\u5165\u7684\u4f4d\u7f6e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u5c06\u4e00\u4e2a\u5217\u8868\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\u3002\u5e38\u89c1\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528append()\u65b9\u6cd5\u3001ex […]","protected":false},"author":3,"featured_media":1027139,"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\/1027135"}],"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=1027135"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1027135\/revisions"}],"predecessor-version":[{"id":1027141,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1027135\/revisions\/1027141"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1027139"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1027135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1027135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1027135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}