{"id":1113184,"date":"2025-01-08T17:45:24","date_gmt":"2025-01-08T09:45:24","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1113184.html"},"modified":"2025-01-08T17:45:26","modified_gmt":"2025-01-08T09:45:26","slug":"%e5%a6%82%e4%bd%95%e5%b0%86%e5%80%bc%e6%b7%bb%e5%8a%a0%e5%88%b0python%e5%88%97%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1113184.html","title":{"rendered":"\u5982\u4f55\u5c06\u503c\u6dfb\u52a0\u5230python\u5217\u8868"},"content":{"rendered":"

\"\u5982\u4f55\u5c06\u503c\u6dfb\u52a0\u5230python\u5217\u8868\"<\/p>\n

\u5728Python\u4e2d\u5c06\u503c\u6dfb\u52a0\u5230\u5217\u8868\u7684\u4e3b\u8981\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528 append() \u65b9\u6cd5\u3001 extend() \u65b9\u6cd5\u3001 insert() \u65b9\u6cd5\u3001 \u5217\u8868\u5408\u5e76\u64cd\u4f5c\u7b26\u3001 \u5217\u8868\u63a8\u5bfc\u5f0f\u3002\u8fd9\u4e9b\u65b9\u6cd5\u5404\u6709\u5176\u7279\u5b9a\u7684\u7528\u9014\u548c\u4f18\u70b9<\/strong>\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 append() \u65b9\u6cd5\u53ef\u4ee5\u5c06\u5355\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\uff0c\u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u9002\u5408\u9700\u8981\u9010\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u60c5\u51b5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528 append() \u65b9\u6cd5<\/h3>\n<\/p>\n

append() \u65b9\u6cd5\u662f\u6700\u5e38\u7528\u7684\u5c06\u503c\u6dfb\u52a0\u5230\u5217\u8868\u7684\u65b9\u6cd5\u3002\u5b83\u7528\u4e8e\u5728\u5217\u8868\u672b\u5c3e\u6dfb\u52a0\u4e00\u4e2a\u5143\u7d20\u3002\u8be5\u65b9\u6cd5\u975e\u5e38\u7b80\u5355\u4e14\u6613\u4e8e\u7406\u89e3\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f8b\u5b50\uff1a<\/p>\n<\/p>\n

my_list = [1, 2, 3]<\/p>\n
my_list.append(4)<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 append()<\/code> \u65b9\u6cd5\u5c06\u503c 4<\/code> \u6dfb\u52a0\u5230\u5217\u8868 my_list<\/code> \u7684\u672b\u5c3e\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cappend()<\/code> \u65b9\u6cd5\u4e00\u6b21\u53ea\u80fd\u6dfb\u52a0\u4e00\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528 extend() \u65b9\u6cd5<\/h3>\n<\/p>\n
extend() \u65b9\u6cd5\u7528\u4e8e\u5c06\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff08\u5982\u53e6\u4e00\u4e2a\u5217\u8868\uff09\u4e2d\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u5f53\u524d\u5217\u8868\u7684\u672b\u5c3e\u3002\u4e0e append()<\/code> \u4e0d\u540c\uff0cextend()<\/code> \u4e00\u6b21\u53ef\u4ee5\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list.extend([4, 5])<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528 extend()<\/code> \u65b9\u6cd5\u5c06\u5217\u8868 [4, 5]<\/code> \u4e2d\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230 my_list<\/code> \u7684\u672b\u5c3e\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528 insert() \u65b9\u6cd5<\/h3>\n<\/p>\n
insert() \u65b9\u6cd5\u5141\u8bb8\u5728\u5217\u8868\u7684\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u4e00\u4e2a\u5143\u7d20\u3002\u8be5\u65b9\u6cd5\u9700\u8981\u4e24\u4e2a\u53c2\u6570\uff1a\u8981\u63d2\u5165\u5143\u7d20\u7684\u4f4d\u7f6e\u7d22\u5f15\u548c\u8981\u63d2\u5165\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list.insert(1, 4)<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 4, 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 insert()<\/code> \u65b9\u6cd5\u5728\u7d22\u5f15 1<\/code> \u4f4d\u7f6e\u63d2\u5165\u503c 4<\/code>\uff0c\u5176\u4f59\u5143\u7d20\u7684\u7d22\u5f15\u5c06\u81ea\u52a8\u5411\u540e\u79fb\u52a8\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u5217\u8868\u5408\u5e76\u64cd\u4f5c\u7b26<\/h3>\n<\/p>\n
\u5728Python 3.5\u53ca\u66f4\u9ad8\u7248\u672c\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 +<\/code> \u64cd\u4f5c\u7b26\u5408\u5e76\u4e24\u4e2a\u5217\u8868\uff0c\u4ece\u800c\u5c06\u4e00\u4e2a\u5217\u8868\u4e2d\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u53e6\u4e00\u4e2a\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5]<\/p>\n
combined_list = list1 + list2<\/p>\n
print(combined_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u6b64\u65b9\u6cd5\u5c06 list1<\/code> \u548c list2<\/code> \u5408\u5e76\u4e3a\u4e00\u4e2a\u65b0\u7684\u5217\u8868 combined_list<\/code>\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f<\/h3>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u65b9\u5f0f\u6765\u751f\u6210\u5217\u8868\uff0c\u540c\u65f6\u53ef\u4ee5\u5728\u751f\u6210\u5217\u8868\u7684\u8fc7\u7a0b\u4e2d\u6267\u884c\u4e00\u4e9b\u64cd\u4f5c\u3002\u867d\u7136\u5217\u8868\u63a8\u5bfc\u5f0f\u901a\u5e38\u7528\u4e8e\u751f\u6210\u65b0\u5217\u8868\uff0c\u4f46\u4e5f\u53ef\u4ee5\u7528\u4e8e\u5c06\u5143\u7d20\u6dfb\u52a0\u5230\u73b0\u6709\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
new_elements = [4, 5]<\/p>\n
my_list = [*my_list, *new_elements]<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u5c06 new_elements<\/code> \u4e2d\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230 my_list<\/code> \u4e2d\u3002<\/p>\n<\/p>\n
\u516d\u3001\u4f7f\u7528\u5207\u7247\u8d4b\u503c<\/h3>\n<\/p>\n
\u5207\u7247\u8d4b\u503c\u662f\u4e00\u79cd\u66f4\u4e3a\u9ad8\u7ea7\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5728\u5217\u8868\u7684\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u591a\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list[1:1] = [4, 5]<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 4, 5, 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528\u5207\u7247\u8d4b\u503c\u5728\u7d22\u5f15 1<\/code> \u4f4d\u7f6e\u63d2\u5165 [4, 5]<\/code>\uff0c\u5176\u4f59\u5143\u7d20\u7684\u7d22\u5f15\u5c06\u81ea\u52a8\u8c03\u6574\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u4f7f\u7528 numpy \u5e93\u4e2d\u7684 append() \u65b9\u6cd5<\/h3>\n<\/p>\n
\u5982\u679c\u4f60\u6b63\u5728\u5904\u7406\u6570\u503c\u6570\u636e\uff0c\u53ef\u4ee5\u4f7f\u7528 numpy<\/code> \u5e93\u4e2d\u7684 append()<\/code> \u65b9\u6cd5\u6765\u6dfb\u52a0\u5143\u7d20\u3002numpy<\/code> \u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u6570\u503c\u8ba1\u7b97\u5e93\uff0c\u9002\u7528\u4e8e\u5904\u7406\u5927\u578b\u6570\u636e\u96c6\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
array = np.array([1, 2, 3])<\/p>\n
new_array = np.append(array, [4, 5])<\/p>\n
print(new_array)  # \u8f93\u51fa: [1 2 3 4 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 numpy<\/code> \u5e93\u4e2d\u7684 append()<\/code> \u65b9\u6cd5\u5c06 [4, 5]<\/code> \u6dfb\u52a0\u5230 array<\/code> \u4e2d\uff0c\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4 new_array<\/code>\u3002<\/p>\n<\/p>\n
\u516b\u3001\u4f7f\u7528 collections.deque<\/h3>\n<\/p>\n
collections<\/code> \u6a21\u5757\u4e2d\u7684 deque<\/code> \u7c7b\u662f\u4e00\u4e2a\u53cc\u7aef\u961f\u5217\uff0c\u9002\u7528\u4e8e\u9700\u8981\u5728\u4e24\u7aef\u90fd\u80fd\u9ad8\u6548\u6dfb\u52a0\u548c\u5220\u9664\u5143\u7d20\u7684\u573a\u666f\u3002<\/p>\n<\/p>\n
from collections import deque<\/p>\n
my_deque = deque([1, 2, 3])<\/p>\n
my_deque.append(4)<\/p>\n
print(my_deque)  # \u8f93\u51fa: deque([1, 2, 3, 4])<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 deque<\/code> \u7c7b\u521b\u5efa\u4e00\u4e2a\u53cc\u7aef\u961f\u5217\uff0c\u5e76\u4f7f\u7528 append()<\/code> \u65b9\u6cd5\u5c06\u503c 4<\/code> \u6dfb\u52a0\u5230\u961f\u5217\u7684\u672b\u5c3e\u3002<\/p>\n<\/p>\n
\u4e5d\u3001\u4f7f\u7528 pandas \u5e93\u4e2d\u7684 DataFrame<\/h3>\n<\/p>\n
\u5982\u679c\u4f60\u6b63\u5728\u5904\u7406\u7ed3\u6784\u5316\u6570\u636e\uff0c\u53ef\u4ee5\u4f7f\u7528 pandas<\/code> \u5e93\u4e2d\u7684 DataFrame<\/code> \u6765\u7ba1\u7406\u548c\u6dfb\u52a0\u6570\u636e\u3002<\/p>\n<\/p>\n
import pandas as pd<\/p>\n
df = pd.DataFrame({'A': [1, 2], 'B': [3, 4]})<\/p>\n
new_row = {'A': 5, 'B': 6}<\/p>\n
df = df.append(new_row, ignore_index=True)<\/p>\n
print(df)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 pandas<\/code> \u5e93\u4e2d\u7684 append()<\/code> \u65b9\u6cd5\u5c06 new_row<\/code> \u6dfb\u52a0\u5230 DataFrame<\/code> \u4e2d\u3002<\/p>\n<\/p>\n
\u5341\u3001\u4f7f\u7528 for \u5faa\u73af<\/h3>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u901a\u8fc7\u5faa\u73af\u6765\u9010\u4e2a\u6dfb\u52a0\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 for<\/code> \u5faa\u73af\u6765\u904d\u5386\u53e6\u4e00\u4e2a\u5217\u8868\uff0c\u5e76\u4f7f\u7528 append()<\/code> \u65b9\u6cd5\u5c06\u6bcf\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u76ee\u6807\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
to_add = [4, 5, 6]<\/p>\n
for item in to_add:<\/p>\n
    my_list.append(item)<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 for<\/code> \u5faa\u73af\u904d\u5386 to_add<\/code> \u5217\u8868\uff0c\u5e76\u5c06\u6bcf\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230 my_list<\/code> \u4e2d\u3002<\/p>\n<\/p>\n
\u5341\u4e00\u3001\u4f7f\u7528 while \u5faa\u73af<\/h3>\n<\/p>\n
\u4e0e for<\/code> \u5faa\u73af\u7c7b\u4f3c\uff0c\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528 while<\/code> \u5faa\u73af\u6765\u9010\u4e2a\u6dfb\u52a0\u5143\u7d20\u3002\u8fd9\u79cd\u65b9\u6cd5\u5728\u67d0\u4e9b\u7279\u5b9a\u573a\u666f\u4e2d\u53ef\u80fd\u66f4\u4e3a\u9002\u7528\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
to_add = [4, 5, 6]<\/p>\n
index = 0<\/p>\n
while index < len(to_add):<\/p>\n
    my_list.append(to_add[index])<\/p>\n
    index += 1<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 while<\/code> \u5faa\u73af\u904d\u5386 to_add<\/code> \u5217\u8868\uff0c\u5e76\u5c06\u6bcf\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230 my_list<\/code> \u4e2d\u3002<\/p>\n<\/p>\n
\u5341\u4e8c\u3001\u4f7f\u7528 map() \u51fd\u6570<\/h3>\n<\/p>\n
map()<\/code> \u51fd\u6570\u662f\u4e00\u4e2a\u5185\u7f6e\u51fd\u6570\uff0c\u53ef\u4ee5\u5c06\u4e00\u4e2a\u51fd\u6570\u5e94\u7528\u4e8e\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528 map()<\/code> \u51fd\u6570\u6765\u6dfb\u52a0\u5143\u7d20\uff0c\u5c3d\u7ba1\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u5982\u524d\u9762\u7684\u65b9\u6cd5\u5e38\u89c1\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
to_add = [4, 5, 6]<\/p>\n
list(map(my_list.append, to_add))<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 map()<\/code> \u51fd\u6570\u5c06 my_list.append<\/code> \u65b9\u6cd5\u5e94\u7528\u4e8e to_add<\/code> \u5217\u8868\u7684\u6bcf\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u5341\u4e09\u3001\u4f7f\u7528 reduce() \u51fd\u6570<\/h3>\n<\/p>\n
reduce()<\/code> \u51fd\u6570\u662f functools<\/code> \u6a21\u5757\u4e2d\u7684\u4e00\u4e2a\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u5c06\u4e00\u4e2a\u4e8c\u5143\u64cd\u4f5c\u5e94\u7528\u4e8e\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\u7684\u6240\u6709\u5143\u7d20\uff0c\u5e76\u5c06\u7ed3\u679c\u5408\u5e76\u4e3a\u4e00\u4e2a\u5355\u4e00\u503c\u3002\u5c3d\u7ba1\u8fd9\u79cd\u65b9\u6cd5\u901a\u5e38\u7528\u4e8e\u8ba1\u7b97\u7d2f\u79ef\u7ed3\u679c\uff0c\u4f46\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5b83\u6765\u6dfb\u52a0\u5143\u7d20\u3002<\/p>\n<\/p>\n
from functools import reduce<\/p>\n
my_list = [1, 2, 3]<\/p>\n
to_add = [4, 5, 6]<\/p>\n
reduce(lambda x, y: x.append(y) or x, to_add, my_list)<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 reduce()<\/code> \u51fd\u6570\u5c06 lambda<\/code> \u8868\u8fbe\u5f0f\u5e94\u7528\u4e8e to_add<\/code> \u5217\u8868\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6dfb\u52a0\u5230 my_list<\/code> \u4e2d\u3002<\/p>\n<\/p>\n
\u5341\u56db\u3001\u4f7f\u7528 filter() \u51fd\u6570<\/h3>\n<\/p>\n
\u867d\u7136 filter()<\/code> \u51fd\u6570\u901a\u5e38\u7528\u4e8e\u8fc7\u6ee4\u5143\u7d20\uff0c\u4f46\u4f60\u4e5f\u53ef\u4ee5\u5de7\u5999\u5730\u4f7f\u7528\u5b83\u6765\u6dfb\u52a0\u5143\u7d20\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
to_add = [4, 5, 6]<\/p>\n
list(filter(lambda x: not my_list.append(x), to_add))<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 filter()<\/code> \u51fd\u6570\u5c06 lambda<\/code> \u8868\u8fbe\u5f0f\u5e94\u7528\u4e8e to_add<\/code> \u5217\u8868\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6dfb\u52a0\u5230 my_list<\/code> \u4e2d\u3002<\/p>\n<\/p>\n
\u5341\u4e94\u3001\u4f7f\u7528 itertools.chAI<\/a>n<\/h3>\n<\/p>\n
itertools<\/code> \u6a21\u5757\u4e2d\u7684 chain<\/code> \u51fd\u6570\u53ef\u4ee5\u5c06\u591a\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\u8fde\u63a5\u8d77\u6765\u3002\u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u9002\u5408\u5c06\u591a\u4e2a\u5217\u8868\u5408\u5e76\u4e3a\u4e00\u4e2a\u5217\u8868\u3002<\/p>\n<\/p>\n
import itertools<\/p>\n
my_list = [1, 2, 3]<\/p>\n
to_add = [4, 5, 6]<\/p>\n
combined_list = list(itertools.chain(my_list, to_add))<\/p>\n
print(combined_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528 itertools.chain<\/code> \u51fd\u6570\u5c06 my_list<\/code> \u548c to_add<\/code> \u5408\u5e76\u4e3a\u4e00\u4e2a\u65b0\u7684\u5217\u8868 combined_list<\/code>\u3002<\/p>\n<\/p>\n
\u5341\u516d\u3001\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f<\/h3>\n<\/p>\n
\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u662f\u4e00\u79cd\u521b\u5efa\u751f\u6210\u5668\u5bf9\u8c61\u7684\u7b80\u6d01\u65b9\u5f0f\u3002\u5c3d\u7ba1\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u901a\u5e38\u7528\u4e8e\u751f\u6210\u65b0\u7684\u5e8f\u5217\uff0c\u4f46\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5b83\u6765\u6dfb\u52a0\u5143\u7d20\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
to_add = [4, 5, 6]<\/p>\n
my_list.extend(x for x in to_add)<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u5c06 to_add<\/code> \u5217\u8868\u4e2d\u7684\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230 my_list<\/code> \u4e2d\u3002<\/p>\n<\/p>\n
\u901a\u8fc7\u638c\u63e1\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u6700\u9002\u5408\u7684\u65b9\u5f0f\u5c06\u503c\u6dfb\u52a0\u5230 Python \u5217\u8868\u4e2d\u3002\u65e0\u8bba\u662f\u7b80\u5355\u7684 append() \u65b9\u6cd5\uff0c\u8fd8\u662f\u66f4\u9ad8\u7ea7\u7684\u5207\u7247\u8d4b\u503c\u548c\u5e93\u65b9\u6cd5\uff0c\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u72ec\u7279\u7684\u4f18\u52bf\u548c\u5e94\u7528\u573a\u666f\u3002\u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u80fd\u591f\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u4ece\u800c\u63d0\u9ad8\u4f60\u7684\u7f16\u7a0b\u6548\u7387\u548c\u4ee3\u7801\u8d28\u91cf\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5411\u5217\u8868\u6dfb\u52a0\u591a\u4e2a\u503c\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528extend()<\/code>\u65b9\u6cd5\u6765\u4e00\u6b21\u6027\u6dfb\u52a0\u591a\u4e2a\u503c\u5230\u5217\u8868\u4e2d\u3002\u8fd9\u4e2a\u65b9\u6cd5\u63a5\u53d7\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff08\u5982\u5217\u8868\u3001\u5143\u7ec4\u7b49\uff09\u4f5c\u4e3a\u53c2\u6570\uff0c\u5c06\u5176\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u9010\u4e00\u6dfb\u52a0\u5230\u539f\u5217\u8868\u7684\u672b\u5c3e\u3002\u4f8b\u5982\uff0cmy_list.extend([4, 5, 6])<\/code>\u4f1a\u5c064\u30015\u30016\u6dfb\u52a0\u5230my_list<\/code>\u4e2d\u3002<\/p>\n
\u4f7f\u7528\u54ea\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u5411\u7a7a\u5217\u8868\u4e2d\u6dfb\u52a0\u503c\uff1f<\/strong>
\u5982\u679c\u4f60\u7684\u5217\u8868\u662f\u7a7a\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528append()<\/code>\u65b9\u6cd5\u5c06\u7b2c\u4e00\u4e2a\u503c\u6dfb\u52a0\u8fdb\u53bb\uff0c\u4e4b\u540e\u53ef\u4ee5\u7ee7\u7eed\u4f7f\u7528append()<\/code>\u6216extend()<\/code>\u65b9\u6cd5\u6765\u6dfb\u52a0\u66f4\u591a\u7684\u503c\u3002\u6bd4\u5982\uff0cmy_list = []<\/code>\u7136\u540e\u7528my_list.append(1)<\/code>\u6dfb\u52a0\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002\u63a5\u4e0b\u6765\uff0c\u4f60\u53ef\u4ee5\u7528my_list.append(2)<\/code>\u6216my_list.extend([3, 4])<\/code>\u6dfb\u52a0\u5176\u4ed6\u5143\u7d20\u3002<\/p>\n
\u5728\u6dfb\u52a0\u503c\u5230Python\u5217\u8868\u65f6\uff0c\u6709\u4ec0\u4e48\u6ce8\u610f\u4e8b\u9879\uff1f<\/strong>
\u5728\u5411\u5217\u8868\u6dfb\u52a0\u503c\u65f6\uff0c\u9700\u6ce8\u610f\u5217\u8868\u7684\u7c7b\u578b\u548c\u987a\u5e8f\u3002\u4f7f\u7528append()<\/code>\u65f6\uff0c\u6dfb\u52a0\u7684\u5143\u7d20\u4f1a\u4f5c\u4e3a\u5355\u4e00\u5143\u7d20\u653e\u5165\u5217\u8868\uff0c\u82e5\u6dfb\u52a0\u7684\u662f\u5217\u8868\uff0c\u5219\u6574\u4e2a\u5217\u8868\u4f1a\u6210\u4e3a\u4e00\u4e2a\u5d4c\u5957\u5217\u8868\u3002\u4f7f\u7528extend()<\/code>\u53ef\u4ee5\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\uff0c\u56e0\u4e3a\u5b83\u4f1a\u5c06\u53ef\u8fed\u4ee3\u5bf9\u8c61\u4e2d\u7684\u5143\u7d20\u9010\u4e2a\u6dfb\u52a0\u5230\u539f\u5217\u8868\u4e2d\u3002\u6b64\u5916\uff0c\u786e\u4fdd\u6dfb\u52a0\u7684\u5143\u7d20\u4e0e\u5217\u8868\u9884\u671f\u7684\u7c7b\u578b\u4e00\u81f4\uff0c\u4ee5\u907f\u514d\u8fd0\u884c\u65f6\u9519\u8bef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u5c06\u503c\u6dfb\u52a0\u5230\u5217\u8868\u7684\u4e3b\u8981\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528 append() \u65b9\u6cd5\u3001 extend() \u65b9\u6cd5\u3001 inse […]","protected":false},"author":3,"featured_media":1113187,"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\/1113184"}],"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=1113184"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1113184\/revisions"}],"predecessor-version":[{"id":1113188,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1113184\/revisions\/1113188"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1113187"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1113184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1113184"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1113184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}