{"id":1025,"date":"2023-03-24T09:47:07","date_gmt":"2023-03-24T01:47:07","guid":{"rendered":""},"modified":"2023-03-24T09:47:07","modified_gmt":"2023-03-24T01:47:07","slug":"Python \u5143\u7ec4","status":"publish","type":"post","link":"https:\/\/bianchenghao6.com\/1025.html","title":{"rendered":"Python \u5143\u7ec4"},"content":{"rendered":"


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Python \u5143\u7ec4<\/h1>\n

\u641e\u61c2Python\u5143\u7ec4\u7684\u57fa\u672c\u64cd\u4f5c<\/span>\n <\/div>\n

\n \u5143\u7ec4\u4e0e\u5217\u8868\u7c7b\u4f3c\uff0c\u4e0d\u540c\u4e4b\u5904\u67092\u70b9\uff1a\n <\/div>\n

\u5143\u7ec4\u7684\u5143\u7d20\u4e0d\u80fd\u4fee\u6539\uff0c\u5305\u62ec\u4fee\u6539\u5143\u7d20\u503c\uff0c\u5220\u9664\u548c\u63d2\u5165\u5143\u7d20;<\/span>
\n \u5143\u7ec4\u4f7f\u7528\u5c0f\u62ec\u53f7\uff0c\u5217\u8868\u4f7f\u7528\u65b9\u62ec\u53f7\u3002<\/span> <\/p>\n

\n \u5143\u7ec4\u521b\u5efa\u5f88\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5728\u62ec\u53f7()\u4e2d\u7528\u9017\u53f7\u9694\u5f00\u5143\u7d20\u5373\u53ef\uff0c\u683c\u5f0f\u4e3a\uff1a(item1, item2, ... , itemn)\n <\/div>\n
\n \u5b58\u50a8\u7684\u5143\u7d20\u5305\u62ec\u6574\u6570\u3001\u5b9e\u6570\u3001\u5b57\u7b26\u4e32\u3001\u5217\u8868\u3001\u5143\u7ec4\u7b49\u6570\u636e\u7c7b\u578b\uff0c\u4e14\u540c\u4e00\u4e2a\u5143\u7ec4\u4e2d\u6570\u636e\u7c7b\u578b\u53ef\u4ee5\u4e0d\u540c\uff0c\u4f8b\u5982\uff1a(1, '2', [2,'a'], (\"abc\",3.0))\n <\/div>\n

\u521b\u5efa\u5143\u7ec4<\/h2>\n
\n \u5143\u7ec4\u53ef\u4ee5\u4f7f\u7528\u4e0b\u6807\u7d22\u5f15\u6765\u8bbf\u95ee\u5143\u7ec4\u4e2d\u7684\u503c\uff0c\u5982\u4e0b\u5b9e\u4f8b:\n <\/div>\n
\n
 tuple1 = ()<\/span> # \u521b\u5efa\u4e00\u4e2a\u7a7a\u5143\u7ec4<\/span> 
print(\"\u7a7a\u5143\u7ec4\u6570\u636e\u7c7b\u578b\u4e3a%s,\u5143\u7ec4\u6570\u636e\uff1a%s\u3002\" % (type(tuple1),tuple1)<\/span>)
tuple1 = 10<\/span>
print(\"\u4e0d\u52a0\u9017\u53f7\uff0c\u6570\u636e\u7c7b\u578b\u4e3a%s,\u5143\u7ec4\u6570\u636e\uff1a%s\u3002\" % (type(tuple1),tuple1)<\/span>)
animal = \"cat\", \"dog\"<\/span>
print(\"\u4e0d\u52a0\u62ec\u53f7\uff0c\u6570\u636e\u7c7b\u578b\u4e3a%s,\u5143\u7ec4\u6570\u636e\uff1a%s\u3002\" % (type(animal),animal)<\/span>)
tuple1 = (10,)<\/span>
print(\"\u52a0\u4e0a\u9017\u53f7\uff0c\u6570\u636e\u7c7b\u578b\u4e3a%s,\u5143\u7ec4\u6570\u636e\uff1a%s\u3002\" % (type(tuple1),tuple1)<\/span>)
#\u5c06\u5217\u8868\u8f6c\u6362\u6210\u5143\u7ec4<\/span>
list = ['cat', 'dog', 'pig', 'lion']<\/span>
tuple1 = tuple(list)<\/span>
print(\"\u4f7f\u7528tuple\u548clist\u521b\u5efa\u5143\u7ec4\u6570\u636e\uff1a{value}\u3002\".format(value=tuple1)<\/span>)
# \u5c06\u533a\u95f4\u8f6c\u6362\u6210\u5143\u7ec4<\/span>
range = range(1, 6)<\/span>
tuple1 = tuple(range)<\/span>
print(\"\u4f7f\u7528tuple\u548crange\u521b\u5efa\u5143\u7ec4\u6570\u636e\uff1a{value}\u3002\".format(value=tuple1)<\/span>)
<\/span><\/code><\/pre>\n<\/p><\/div>\n
\n \u6267\u884c\u7ed3\u679c\uff1a\n <\/div>\n
\n
\u7a7a\u5143\u7ec4\u6570\u636e\u7c7b\u578b\u4e3a<type 'tuple'>,\u5143\u7ec4\u6570\u636e\uff1a()\u3002<\/span> \n
\n\u4e0d\u52a0\u9017\u53f7\uff0c\u6570\u636e\u7c7b\u578b\u4e3a<type 'int'>,\u5143\u7ec4\u6570\u636e\uff1a10\u3002<\/span> \n
\n\u4e0d\u52a0\u62ec\u53f7\uff0c\u6570\u636e\u7c7b\u578b\u4e3a<type 'tuple'>,\u5143\u7ec4\u6570\u636e\uff1a('cat', 'dog')\u3002<\/span> \n
\n\u52a0\u4e0a\u9017\u53f7\uff0c\u6570\u636e\u7c7b\u578b\u4e3a<type 'tuple'>,\u5143\u7ec4\u6570\u636e\uff1a(10,)\u3002<\/span> \n
\n\u4f7f\u7528tuple\u548clist\u521b\u5efa\u5143\u7ec4\u6570\u636e\uff1a('cat', 'dog', 'pig', 'lion')\u3002<\/span> \n
\n\u4f7f\u7528tuple\u548crange\u521b\u5efa\u5143\u7ec4\u6570\u636e\uff1a(1, 2, 3, 4, 5)\u3002<\/span><\/code><\/pre>\n<\/p><\/div>\n

\u8bbf\u95ee\u5143\u7ec4<\/h2>\n
\n \u548c\u5217\u8868\u4e00\u6837\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u75282\u79cd\u65b9\u5f0f\u8bbf\u95ee\u5143\u7ec4\u3002\n <\/div>\n

\u4f7f\u7528\u7d22\u5f15\uff08Index\uff09\u8bbf\u95ee\u5143\u7ec4\u4e2d\u7684\u67d0\u4e2a\u5143\u7d20\uff0c\u683c\u5f0f\u4e3a\uff1atuplename[i]<\/span>
\n \u4f7f\u7528\u5207\u7247\u8bbf\u95ee\u5143\u7ec4\u5143\u7d20\uff0c\u683c\u5f0f\u4e3a\uff1atuplename[start : end : step]<\/span> <\/p>\n

\n \u5177\u4f53\u4f8b\u5b50\u5982\u4e0b\uff1a\n <\/div>\n
\n
 animal = ('dog', 'cat', 'lion', 'pig')<\/span>
print(\"animal[0]: \", animal[0]<\/span>)
print(\"animal[-2]: \", animal[-2]<\/span>)
print(\"animal[1:3]: \", animal[1:3]<\/span>)
print(\"animal[-3: -1]\",animal[-3: -1]<\/span>) <\/span><\/code><\/pre>\n<\/p><\/div>\n
\n \u6267\u884c\u7ed3\u679c\uff1a\n <\/div>\n
\n
('animal [0]: ', 'dog')<\/span> \n
\n('animal [-2]: ', 'lion')<\/span> \n
\n('animal [1:3]: ', ('cat', 'lion'))<\/span> \n
\n('animal [-3: -1]', ('cat', 'lion'))<\/span> \n
<\/code><\/pre>\n<\/p><\/div>\n

\u4fee\u6539\u5143\u7ec4<\/h2>\n
\n \u5143\u7ec4\u4e2d\u7684\u5143\u7d20\u4e0d\u80fd\u88ab\u4fee\u6539\uff0c\u8fd9\u91cc\u8bf4\u7684\u4fee\u6539\u662f\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5143\u7ec4\u53bb\u66ff\u4ee3\u65e7\u7684\u5143\u7ec4\u3002\u5177\u4f53\u5982\u4e0b\uff1a\n <\/div>\n
\n
 tuple1 = (1, 2, 3, 4)<\/span>
print(\"\u539f\u59cb\u5143\u7ec4\u7684\u503c{value}\".format(value=tuple1)<\/span>)
tuple1 = (5,6,7,8)<\/span>
print(\"\u5bf9\u5143\u7ec4\u8fdb\u884c\u91cd\u65b0\u8d4b\u503c{value}\".format(value=tuple1)<\/span>)
tuple2 = (1,2,3,4)<\/span>
print(\"\u8f93\u51fa\u4e24\u4e2a\u7d2f\u52a0\u5143\u7ec4\u7684\u503c{value}\".format(value=(tuple1+tuple2))<\/span>)
print(\"tuple1\u5143\u7ec4\u7684\u503c{value}\".format(value=tuple1)<\/span>)
print(\"tuple2\u5143\u7ec4\u7684\u503c{value}\".format(value=tuple2)<\/span>)
<\/span><\/code><\/pre>\n<\/p><\/div>\n
\n \u6267\u884c\u7ed3\u679c\uff1a\n <\/div>\n
\n
\u539f\u59cb\u5143\u7ec4\u7684\u503c(1, 2, 3, 4)<\/span> \n
\n\u5bf9\u5143\u7ec4\u8fdb\u884c\u91cd\u65b0\u8d4b\u503c(5, 6, 7, 8)<\/span> \n
\n\u8f93\u51fa\u4e24\u4e2a\u7d2f\u52a0\u5143\u7ec4\u7684\u503c(5, 6, 7, 8, 1, 2, 3, 4)<\/span> \n
\ntuple1\u5143\u7ec4\u7684\u503c(5, 6, 7, 8)<\/span> \n
\ntuple2\u5143\u7ec4\u7684\u503c(1, 2, 3, 4)<\/span><\/code><\/pre>\n<\/p><\/div>\n

\u5220\u9664\u5143\u7ec4<\/h2>\n
\n \u5f53\u521b\u5efa\u7684\u5143\u7ec4\u4e0d\u518d\u4f7f\u7528\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7 del \u5173\u952e\u5b57\u5c06\u5176\u5220\u9664\uff0c\u4f8b\u5982\uff1a\n <\/div>\n
\n
 animal = ('dog', 'cat', 'lion', 'pig')<\/span>
print(animal<\/span>)
del<\/span> animal
print(\"\u5220\u9664\u540e\u7684\u5143\u7ec4 tup :{vlaue} \".format(vaule=animal)<\/span>)
<\/span><\/code><\/pre>\n<\/p><\/div>\n
\n \u6267\u884c\u7ed3\u679c\uff1a\n <\/div>\n
\n
('dog', 'cat', 'lion', 'pig')<\/span> \n
\nTraceback (most recent call last):
File \"\/Users\/yf\/workspace\/firstpython\/class\/course.py\", line 100, in <module>
print (\"\u5220\u9664\u540e\u7684\u5143\u7ec4 tup :{vlaue} \".format(vaule=animal))
NameError: name 'animal' is not defined<\/span><\/code><\/pre>\n<\/p><\/div>\n
\n \u8f93\u51fa\u53d8\u91cf\u4f1a\u6709\u5f02\u5e38\u4fe1\u606f\uff0c\u8bf4\u660e\u5143\u7ec4animal\u5df2\u88ab\u5220\u9664\u3002\n <\/div>\n

\u5143\u7ec4\u8fd0\u7b97\u7b26<\/h2>\n
\n \u5143\u7ec4\u8fd0\u7b97\u7b26\u4e0e\u5b57\u7b26\u4e32\u4e00\u6837\uff0c\u5143\u7ec4\u4e4b\u95f4\u53ef\u4ee5\u4f7f\u7528 + \u53f7\u548c * \u53f7\u8fdb\u884c\u8fd0\u7b97\u3002\u8fd9\u5c31\u610f\u5473\u7740\u4ed6\u4eec\u53ef\u4ee5\u7ec4\u5408\u548c\u590d\u5236\uff0c\u8fd0\u7b97\u540e\u4f1a\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u5143\u7ec4\u3002\n <\/div>\n\n\n\n\n\n\n\n\n
Python\u8868\u8fbe\u5f0f<\/td>\n\u7ed3\u679c<\/td>\n \u63cf\u8ff0<\/td>\n<\/tr>\n
len((1, 2, 3))<\/td>\n 3<\/td>\n \u8ba1\u7b97\u5143\u7d20\u4e2a\u6570<\/td>\n<\/tr>\n
(1, 2, 3) + (4, 5, 6)<\/td>\n (1, 2, 3, 4, 5, 6)<\/td>\n \u8fde\u63a5<\/td>\n<\/tr>\n
('Hi!',) * 4<\/td>\n ('Hi!', 'Hi!', 'Hi!', 'Hi!')<\/td>\n \u590d\u5236<\/td>\n<\/tr>\n
3 in (1, 2, 3)<\/td>\n True<\/td>\n \u5143\u7d20\u662f\u5426\u5b58\u5728<\/td>\n<\/tr>\n
for x in (1, 2, 3): print (x,)<\/td>\n 1 2 3<\/td>\n \u8fed\u4ee3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5143\u7ec4\u7d22\u5f15\u548c\u622a\u53d6<\/h2>\n
\n \u56e0\u4e3a\u5143\u7ec4\u4e5f\u662f\u4e00\u4e2a\u5e8f\u5217\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u8bbf\u95ee\u5143\u7ec4\u4e2d\u7684\u6307\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20\uff0c\u4e5f\u53ef\u4ee5\u622a\u53d6\u7d22\u5f15\u4e2d\u7684\u4e00\u6bb5\u5143\u7d20\uff0c\u5982\u4e0b\u6240\u793a\uff1a\n <\/div>\n
\n \u5143\u7ec4\uff1atuple = ('dog', 'cat', 'lion')\n <\/div>\n\n\n\n\n\n\n
Python \u8868\u8fbe\u5f0f<\/td>\n\u7ed3\u679c<\/td>\n\u63cf\u8ff0<\/td>\n<\/tr>\n
tuple[2]<\/td>\n'lion' <\/td>\n\u8bfb\u53d6\u7b2c\u4e09\u4e2a\u5143\u7d20<\/td>\n<\/tr>\n
tuple[-2]<\/td>\n 'cat'<\/td>\n \u53cd\u5411\u8bfb\u53d6\uff0c\u8bfb\u53d6\u5012\u6570\u7b2c\u4e8c\u4e2a\u5143\u7d20<\/td>\n<\/tr>\n
tuple[1:]<\/td>\n 'cat', 'lion'<\/td>\n \u622a\u53d6\u5143\u7d20\uff0c\u4ece\u7b2c\u4e8c\u4e2a\u5f00\u59cb\u540e\u7684\u6240\u6709\u5143\u7d20\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5143\u7ec4\u5185\u7f6e\u51fd\u6570<\/h2>\n
\n Python\u5143\u7ec4\u5305\u542b\u4e86\u4ee5\u4e0b\u5185\u7f6e\u51fd\u6570\n <\/div>\n\n\n\n\n\n\n
\u65b9\u6cd5\u53ca\u63cf\u8ff0<\/td>\n\u5b9e\u4f8b<\/td>\n\u7ed3\u679c<\/td>\n<\/tr>\n
len(tuple)
\u8ba1\u7b97\u5143\u7ec4\u5143\u7d20\u4e2a\u6570\u3002<\/td>\n
tuple = ('dog', 'cat', 'lion')
print(len(tuple))<\/td>\n
3<\/td>\n<\/tr>\n
max(tuple)
\u8fd4\u56de\u5143\u7ec4\u4e2d\u5143\u7d20\u6700\u5927\u503c\u3002<\/td>\n
tuple = (1, 2, 7)
print(max(tuple)) <\/td>\n
7<\/td>\n<\/tr>\n
min(tuple)
\u8fd4\u56de\u5143\u7ec4\u4e2d\u5143\u7d20\u6700\u5c0f\u503c\u3002<\/td>\n
tuple = (1, 2, 7)
print(min(tuple)) <\/td>\n
1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/body>
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