{"id":3993,"date":"2022-03-18T21:19:27","date_gmt":"2022-03-18T13:19:27","guid":{"rendered":"https:\/\/egonlin.com\/?p=3993"},"modified":"2022-04-11T18:38:01","modified_gmt":"2022-04-11T10:38:01","slug":"%e7%ac%ac%e4%ba%94%e7%af%87%ef%bc%9a%e6%b5%81%e7%a8%8b%e6%8e%a7%e5%88%b6","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=3993","title":{"rendered":"\u7b2c\u4e94\u7bc7\uff1a\u6d41\u7a0b\u63a7\u5236"},"content":{"rendered":"

\"\"<\/div><\/p>\n

\u4e00 \u5f15\u5b50\uff1a<\/h1>\n

\u6d41\u7a0b\u63a7\u5236\u5373\u63a7\u5236\u6d41\u7a0b\uff0c\u5177\u4f53\u6307\u63a7\u5236\u7a0b\u5e8f\u7684\u6267\u884c\u6d41\u7a0b\uff0c\u800c\u7a0b\u5e8f\u7684\u6267\u884c\u6d41\u7a0b\u5206\u4e3a\u4e09\u79cd\u7ed3\u6784\uff1a\u987a\u5e8f\u7ed3\u6784\uff08\u4e4b\u524d\u6211\u4eec\u5199\u7684\u4ee3\u7801\u90fd\u662f\u987a\u5e8f\u7ed3\u6784\uff09\u3001\u5206\u652f\u7ed3\u6784\uff08\u7528\u5230if\u5224\u65ad\uff09\u3001\u5faa\u73af\u7ed3\u6784\uff08\u7528\u5230while\u4e0efor\uff09<\/p>\n

\"\"<\/div><\/p>\n

\u4e8c \u5206\u652f\u7ed3\u6784<\/h1>\n

2.1 \u4ec0\u4e48\u662f\u5206\u652f\u7ed3\u6784<\/h2>\n

\u5206\u652f\u7ed3\u6784\u5c31\u662f\u6839\u636e\u6761\u4ef6\u5224\u65ad\u7684\u771f\u5047\u53bb\u6267\u884c\u4e0d\u540c\u5206\u652f\u5bf9\u5e94\u7684\u5b50\u4ee3\u7801<\/p>\n

2.2 \u4e3a\u4ec0\u4e48\u8981\u7528\u5206\u652f\u7ed3\u6784<\/h2>\n

\u4eba\u7c7b\u67d0\u4e9b\u65f6\u5019\u9700\u8981\u6839\u636e\u6761\u4ef6\u6765\u51b3\u5b9a\u505a\u4ec0\u4e48\u4e8b\u60c5\uff0c\u6bd4\u5982\uff1a\u5982\u679c\u4eca\u5929\u4e0b\u96e8\uff0c\u5c31\u5e26\u4f1e<\/p>\n

\"\"<\/div><\/p>\n

\u6240\u4ee5\u7a0b\u5e8f\u4e2d\u5fc5\u987b\u6709\u76f8\u5e94\u7684\u673a\u5236\u6765\u63a7\u5236\u8ba1\u7b97\u673a\u5177\u5907\u4eba\u7684\u8fd9\u79cd\u5224\u65ad\u80fd\u529b<\/p>\n

2.3 \u5982\u4f55\u4f7f\u7528\u5206\u652f\u7ed3\u6784<\/h2>\n

2.3.1 if\u8bed\u6cd5<\/h3>\n

\"\"<\/div><\/p>\n

\u7528if\u5173\u952e\u5b57\u6765\u5b9e\u73b0\u5206\u652f\u7ed3\u6784\uff0c\u5b8c\u6574\u8bed\u6cd5\u5982\u4e0b<\/p>\n

if \u6761\u4ef61:   # \u5982\u679c\u6761\u4ef61\u7684\u7ed3\u679c\u4e3aTrue\uff0c\u5c31\u4f9d\u6b21\u6267\u884c\uff1a\u4ee3\u78011\u3001\u4ee3\u78012\uff0c......\n  \u3000\u4ee3\u78011\n    \u4ee3\u78012\n    ......\nelif \u6761\u4ef62: # \u5982\u679c\u6761\u4ef62\u7684\u7ed3\u679c\u4e3aTrue\uff0c\u5c31\u4f9d\u6b21\u6267\u884c\uff1a\u4ee3\u78013\u3001\u4ee3\u78014\uff0c......\n  \u3000\u4ee3\u78013\n    \u4ee3\u78014\n    ......\nelif \u6761\u4ef63: # \u5982\u679c\u6761\u4ef63\u7684\u7ed3\u679c\u4e3aTrue\uff0c\u5c31\u4f9d\u6b21\u6267\u884c\uff1a\u4ee3\u78015\u3001\u4ee3\u78016\uff0c......\n  \u3000\u4ee3\u78015\n    \u4ee3\u78016\n    ......\nelse:\u3000\u3000   # \u5176\u5b83\u60c5\u51b5\uff0c\u5c31\u4f9d\u6b21\u6267\u884c\uff1a\u4ee3\u78017\u3001\u4ee3\u78018\uff0c......\n    \u4ee3\u78017\n    \u4ee3\u78018\n    ......\n# \u6ce8\u610f\uff1a\n# 1\u3001python\u7528\u76f8\u540c\u7f29\u8fdb(4\u4e2a\u7a7a\u683c\u8868\u793a\u4e00\u4e2a\u7f29\u8fdb)\u6765\u6807\u8bc6\u4e00\u7ec4\u4ee3\u7801\u5757\uff0c\u540c\u4e00\u7ec4\u4ee3\u7801\u4f1a\u81ea\u4e0a\u800c\u4e0b\u4f9d\u6b21\u8fd0\u884c\n# 2\u3001\u6761\u4ef6\u53ef\u4ee5\u662f\u4efb\u610f\u8868\u8fbe\u5f0f\uff0c\u4f46\u6267\u884c\u7ed3\u679c\u5fc5\u987b\u4e3a\u5e03\u5c14\u7c7b\u578b\n     # \u5728if\u5224\u65ad\u4e2d\u6240\u6709\u7684\u6570\u636e\u7c7b\u578b\u4e5f\u90fd\u4f1a\u81ea\u52a8\u8f6c\u6362\u6210\u5e03\u5c14\u7c7b\u578b\n       # 2.1\u3001None\uff0c0\uff0c\u7a7a\uff08\u7a7a\u5b57\u7b26\u4e32\uff0c\u7a7a\u5217\u8868\uff0c\u7a7a\u5b57\u5178\u7b49\uff09\u4e09\u79cd\u60c5\u51b5\u4e0b\u8f6c\u6362\u6210\u7684\u5e03\u5c14\u503c\u4e3aFalse\n       # 2.2\u3001\u5176\u4f59\u5747\u4e3aTrue <\/code><\/pre>\n
2.3.2 if\u5e94\u7528\u6848\u4f8b<\/h3>\n
\"\"<\/div><\/p>\n
\u6848\u4f8b1\uff1a <\/p>\n
\u5982\u679c\uff1a\u5973\u4eba\u7684\u5e74\u9f84>30\u5c81\uff0c\u90a3\u4e48\uff1a\u53eb\u963f\u59e8<\/p>\n
age_of_girl=31\nif age_of_girl > 30:\n    print('\u963f\u59e8\u597d')<\/code><\/pre>\n
\u6848\u4f8b2\uff1a<\/p>\n
\u5982\u679c\uff1a\u5973\u4eba\u7684\u5e74\u9f84>30\u5c81\uff0c\u90a3\u4e48\uff1a\u53eb\u963f\u59e8\uff0c\u5426\u5219\uff1a\u53eb\u5c0f\u59d0<\/p>\n
age_of_girl=18\nif age_of_girl > 30:\n    print('\u963f\u59e8\u597d')\nelse:\n    print('\u5c0f\u59d0\u597d')<\/code><\/pre>\n
\u6848\u4f8b3\uff1a<\/p>\n
\u5982\u679c\uff1a\u5973\u4eba\u7684\u5e74\u9f84>=18\u5e76\u4e14<22\u5c81\u5e76\u4e14\u8eab\u9ad8>170\u5e76\u4e14\u4f53\u91cd<100\u5e76\u4e14\u662f\u6f02\u4eae\u7684\uff0c\u90a3\u4e48\uff1a\u8868\u767d\uff0c\u5426\u5219\uff1a\u53eb\u963f\u59e8**<\/p>\n
age_of_girl=18\nheight=171\nweight=99\nis_pretty=True\nif age_of_girl >= 18 and age_of_girl < 22 and height > 170 and weight < 100 and is_pretty == True:\n    print('\u8868\u767d...')\nelse:\n    print('\u963f\u59e8\u597d')<\/code><\/pre>\n
\u6848\u4f8b4\uff1a<\/p>\n
\u5982\u679c\uff1a\u6210\u7ee9>=90\uff0c\u90a3\u4e48\uff1a\u4f18\u79c0<\/p>\n
\u5982\u679c\u6210\u7ee9>=80\u4e14<90,\u90a3\u4e48\uff1a\u826f\u597d<\/p>\n
\u5982\u679c\u6210\u7ee9>=70\u4e14<80,\u90a3\u4e48\uff1a\u666e\u901a<\/p>\n
\u5176\u4ed6\u60c5\u51b5\uff1a\u5f88\u5dee<\/p>\n
score=input('>>: ')\nscore=int(score)\n\nif score >= 90:\n    print('\u4f18\u79c0')\nelif score >= 80:\n    print('\u826f\u597d')\nelif score >= 70:\n    print('\u666e\u901a')\nelse:\n    print('\u5f88\u5dee')<\/code><\/pre>\n
\u6848\u4f8b5\uff1aif\u5d4c\u5957<\/p>\n
#\u5728\u8868\u767d\u7684\u57fa\u7840\u4e0a\u7ee7\u7eed\uff1a\n#\u5982\u679c\u8868\u767d\u6210\u529f\uff0c\u90a3\u4e48\uff1a\u5728\u4e00\u8d77\n#\u5426\u5219\uff1a\u6253\u5370\u3002\u3002\u3002\n\nage_of_girl=18\nheight=171\nweight=99\nis_pretty=True\nsuccess=False\n\nif age_of_girl >= 18 and age_of_girl < 22 and height > 170 and weight < 100 and is_pretty == True:\n    if success:\n        print('\u8868\u767d\u6210\u529f,\u5728\u4e00\u8d77')\n    else:\n        print('\u4ec0\u4e48\u7231\u60c5\u4e0d\u7231\u60c5\u7684,\u7231nmlgb\u7684\u7231\u60c5,\u7231nmlg\u554a...')\nelse:\n    print('\u963f\u59e8\u597d')<\/code><\/pre>\n
\"\"<\/div><\/p>\n
\u7ec3\u4e601: \u767b\u9646\u529f\u80fd<\/p>\n
name=input('\u8bf7\u8f93\u5165\u7528\u6237\u540d\u5b57\uff1a').strip()\npassword=input('\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a').strip()\nif name == 'tony' and password == '123':\n    print('tony login success')\nelse:\n    print('\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef')<\/code><\/pre>\n
\u7ec3\u4e602\uff1a<\/p>\n
#!\/usr\/bin\/env python\n#\u6839\u636e\u7528\u6237\u8f93\u5165\u5185\u5bb9\u6253\u5370\u5176\u6743\u9650\n\n'''\negon --> \u8d85\u7ea7\u7ba1\u7406\u5458\ntom  --> \u666e\u901a\u7ba1\u7406\u5458\njack,rain --> \u4e1a\u52a1\u4e3b\u7ba1\n\u5176\u4ed6 --> \u666e\u901a\u7528\u6237\n'''\nname=input('\u8bf7\u8f93\u5165\u7528\u6237\u540d\u5b57\uff1a')\n\nif name == 'egon':\n    print('\u8d85\u7ea7\u7ba1\u7406\u5458')\nelif name == 'tom':\n    print('\u666e\u901a\u7ba1\u7406\u5458')\nelif name == 'jack' or name == 'rain':\n    print('\u4e1a\u52a1\u4e3b\u7ba1')\nelse:\n    print('\u666e\u901a\u7528\u6237')<\/code><\/pre>\n
\u4e09 \u5faa\u73af\u7ed3\u6784<\/h1>\n
3.1 \u4ec0\u4e48\u662f\u5faa\u73af\u7ed3\u6784<\/h2>\n
\u5faa\u73af\u7ed3\u6784\u5c31\u662f\u91cd\u590d\u6267\u884c\u67d0\u6bb5\u4ee3\u7801\u5757<\/p>\n
3.2 \u4e3a\u4ec0\u4e48\u8981\u7528\u5faa\u73af\u7ed3\u6784<\/h2>\n
\"\"<\/div><\/p>\n
\u4eba\u7c7b\u67d0\u4e9b\u65f6\u5019\u9700\u8981\u91cd\u590d\u505a\u67d0\u4ef6\u4e8b\u60c5<\/p>\n
\u6240\u4ee5\u7a0b\u5e8f\u4e2d\u5fc5\u987b\u6709\u76f8\u5e94\u7684\u673a\u5236\u6765\u63a7\u5236\u8ba1\u7b97\u673a\u5177\u5907\u4eba\u7684\u8fd9\u79cd\u5faa\u73af\u505a\u4e8b\u7684\u80fd\u529b<\/p>\n
3.3 \u5982\u4f55\u4f7f\u7528\u5faa\u73af\u7ed3\u6784<\/h2>\n
3.3.1 while\u5faa\u73af\u8bed\u6cd5<\/h3>\n
\"\"<\/div><\/p>\n
python\u4e2d\u6709while\u4e0efor\u4e24\u79cd\u5faa\u73af\u673a\u5236\uff0c\u5176\u4e2dwhile\u5faa\u73af\u79f0\u4e4b\u4e3a\u6761\u4ef6\u5faa\u73af\uff0c\u8bed\u6cd5\u5982\u4e0b<\/p>\n
while \u6761\u4ef6:  \n    \u4ee3\u78011\n    \u4ee3\u78012\n    \u4ee3\u78013\n    ......\n# while\u7684\u8fd0\u884c\u6b65\u9aa4\uff1a\n# \u6b65\u9aa41\uff1a\u5982\u679c\u6761\u4ef6\u4e3a\u771f\uff0c\u90a3\u4e48\u4f9d\u6b21\u6267\u884c\uff1a\u4ee3\u78011\u3001\u4ee3\u78012\u3001\u4ee3\u78013\u3001......\n# \u6b65\u9aa42\uff1a\u6267\u884c\u5b8c\u6bd5\u540e\u518d\u6b21\u5224\u65ad\u6761\u4ef6,\u5982\u679c\u6761\u4ef6\u4e3aTrue\u5219\u518d\u6b21\u6267\u884c\uff1a\u4ee3\u78011\u3001\u4ee3\u78012\u3001\u4ee3\u78013\u3001......\uff0c\u5982\u679c\u6761\u4ef6\u4e3aFalse,\u5219\u5faa\u73af\u7ec8\u6b62<\/code><\/pre>\n
\u63d2\u56fe\uff1awhile\u5faa\u73af
\n
\"\"<\/div><\/p>\n
3.3.2 while\u5faa\u73af\u5e94\u7528\u6848\u4f8b<\/h3>\n
\"\"<\/div><\/p>\n
\u6848\u4f8b\u4e00\uff1awhile\u5faa\u73af\u7684\u57fa\u672c\u4f7f\u7528<\/p>\n
\u7528\u6237\u8ba4\u8bc1\u7a0b\u5e8f<\/p>\n
\"\"<\/div><\/p>\n
#\u7528\u6237\u8ba4\u8bc1\u7a0b\u5e8f\u7684\u57fa\u672c\u903b\u8f91\u5c31\u662f\u63a5\u6536\u7528\u6237\u8f93\u5165\u7684\u7528\u6237\u540d\u5bc6\u7801\u7136\u540e\u4e0e\u7a0b\u5e8f\u4e2d\u5b58\u653e\u7684\u7528\u6237\u540d\u5bc6\u7801\u8fdb\u884c\u5224\u65ad\uff0c\u5224\u65ad\u6210\u529f\u5219\u767b\u9646\u6210\u529f\uff0c\u5224\u65ad\u5931\u8d25\u5219\u8f93\u51fa\u8d26\u53f7\u6216\u5bc6\u7801\u9519\u8bef\nusername = "jason"\npassword = "123"\n\ninp_name =  input("\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a")\ninp_pwd =  input("\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a")\nif inp_name == username and inp_pwd == password:\n    print("\u767b\u9646\u6210\u529f")\nelse:\n    print("\u8f93\u5165\u7684\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01")\n#\u901a\u5e38\u8ba4\u8bc1\u5931\u8d25\u7684\u60c5\u51b5\u4e0b\uff0c\u4f1a\u8981\u6c42\u7528\u6237\u91cd\u65b0\u8f93\u5165\u7528\u6237\u540d\u548c\u5bc6\u7801\u8fdb\u884c\u9a8c\u8bc1\uff0c\u5982\u679c\u6211\u4eec\u60f3\u7ed9\u7528\u6237\u4e09\u6b21\u8bd5\u9519\u673a\u4f1a\uff0c\u672c\u8d28\u5c31\u662f\u5c06\u4e0a\u8ff0\u4ee3\u7801\u91cd\u590d\u8fd0\u884c\u4e09\u904d\uff0c\u4f60\u603b\u4e0d\u4f1a\u60f3\u7740\u628a\u4ee3\u7801\u590d\u52363\u6b21\u5427\u3002\u3002\u3002\u3002\nusername = "jason"\npassword = "123"\n\n# \u7b2c\u4e00\u6b21\u9a8c\u8bc1\ninp_name =  input("\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a")\ninp_pwd =  input("\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a")\nif inp_name == username and inp_pwd == password:\n    print("\u767b\u9646\u6210\u529f")\nelse:\n    print("\u8f93\u5165\u7684\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01")\n\n# \u7b2c\u4e8c\u6b21\u9a8c\u8bc1\ninp_name =  input("\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a")\ninp_pwd =  input("\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a")\nif inp_name == username and inp_pwd == password:\n    print("\u767b\u9646\u6210\u529f")\nelse:\n    print("\u8f93\u5165\u7684\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01")\n\n# \u7b2c\u4e09\u6b21\u9a8c\u8bc1\ninp_name =  input("\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a")\ninp_pwd =  input("\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a")\nif inp_name == username and inp_pwd == password:\n    print("\u767b\u9646\u6210\u529f")\nelse:\n    print("\u8f93\u5165\u7684\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01")\n\n#\u5373\u4f7f\u662f\u5c0f\u767d\u7684\u4f60\uff0c\u4e5f\u89c9\u5f97\u7684\u592alow\u4e86\u662f\u4e0d\u662f\uff0c\u4ee5\u540e\u8981\u4fee\u6539\u529f\u80fd\u8fd8\u5f97\u4fee\u65393\u6b21\uff0c\u56e0\u6b64\u8bb0\u4f4f\uff0c\u5199\u91cd\u590d\u7684\u4ee3\u7801\u662f\u7a0b\u5e8f\u5458\u6700\u4e0d\u803b\u7684\u884c\u4e3a\u3002\n#\u90a3\u4e48\u5982\u4f55\u505a\u5230\u4e0d\u7528\u5199\u91cd\u590d\u4ee3\u7801\u53c8\u80fd\u8ba9\u7a0b\u5e8f\u91cd\u590d\u4e00\u6bb5\u4ee3\u7801\u591a\u6b21\u5462\uff1f \u5faa\u73af\u8bed\u53e5\u5c31\u6d3e\u4e0a\u7528\u573a\u5566\uff08\u4f7f\u7528while\u5faa\u73af\u5b9e\u73b0\uff09\n\nusername = "jason"\npassword = "123"\n# \u8bb0\u5f55\u9519\u8bef\u9a8c\u8bc1\u7684\u6b21\u6570\ncount = 0\nwhile count < 3:\n    inp_name = input("\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a")\n    inp_pwd = input("\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a")\n    if inp_name == username and inp_pwd == password:\n        print("\u767b\u9646\u6210\u529f")\n    else:\n        print("\u8f93\u5165\u7684\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01")\n        count += 1<\/code><\/pre>\n
\u6848\u4f8b\u4e8c\uff1awhile+break\u7684\u4f7f\u7528<\/p>\n
\u4f7f\u7528\u4e86while\u5faa\u73af\u540e\uff0c\u4ee3\u7801\u786e\u5b9e\u7cbe\u7b80\u591a\u4e86\uff0c\u4f46\u95ee\u9898\u662f\u7528\u6237\u8f93\u5165\u6b63\u786e\u7684\u7528\u6237\u540d\u5bc6\u7801\u4ee5\u540e\u65e0\u6cd5\u7ed3\u675f\u5faa\u73af\uff0c\u90a3\u5982\u4f55\u7ed3\u675f\u6389\u4e00\u4e2a\u5faa\u73af\u5462\uff1f\u8fd9\u5c31\u9700\u8981\u7528\u5230break\u4e86\uff01<\/p>\n
username = "jason"\npassword = "123"\n# \u8bb0\u5f55\u9519\u8bef\u9a8c\u8bc1\u7684\u6b21\u6570\ncount = 0\nwhile count < 3:\n    inp_name = input("\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a")\n    inp_pwd = input("\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a")\n    if inp_name == username and inp_pwd == password:\n        print("\u767b\u9646\u6210\u529f")\n        break # \u7528\u4e8e\u7ed3\u675f\u672c\u5c42\u5faa\u73af\n    else:\n        print("\u8f93\u5165\u7684\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01")\n        count += 1<\/code><\/pre>\n
\u6848\u4f8b\u4e09\uff1awhile\u5faa\u73af\u5d4c\u5957+break<\/p>\n
\u5982\u679cwhile\u5faa\u73af\u5d4c\u5957\u4e86\u5f88\u591a\u5c42\uff0c\u8981\u60f3\u9000\u51fa\u6bcf\u4e00\u5c42\u5faa\u73af\u5219\u9700\u8981\u5728\u6bcf\u4e00\u5c42\u5faa\u73af\u90fd\u6709\u4e00\u4e2abreak<\/p>\n
username = "jason"\npassword = "123"\ncount = 0\nwhile count < 3:  # \u7b2c\u4e00\u5c42\u5faa\u73af\n    inp_name = input("\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a")\n    inp_pwd = input("\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a")\n    if inp_name == username and inp_pwd == password:\n        print("\u767b\u9646\u6210\u529f")\n        while True:  # \u7b2c\u4e8c\u5c42\u5faa\u73af\n            cmd = input('>>: ')\n            if cmd == 'quit':\n                break  # \u7528\u4e8e\u7ed3\u675f\u672c\u5c42\u5faa\u73af\uff0c\u5373\u7b2c\u4e8c\u5c42\u5faa\u73af\n            print('run <%s>' % cmd)\n        break  # \u7528\u4e8e\u7ed3\u675f\u672c\u5c42\u5faa\u73af\uff0c\u5373\u7b2c\u4e00\u5c42\u5faa\u73af\n    else:\n        print("\u8f93\u5165\u7684\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01")\n        count += 1<\/code><\/pre>\n
\u6848\u4f8b\u56db\uff1awhile\u5faa\u73af\u5d4c\u5957+tag\u7684\u4f7f\u7528<\/p>\n
\u9488\u5bf9\u5d4c\u5957\u591a\u5c42\u7684while\u5faa\u73af\uff0c\u5982\u679c\u6211\u4eec\u7684\u76ee\u7684\u5f88\u660e\u786e\u5c31\u662f\u8981\u5728\u67d0\u4e00\u5c42\u76f4\u63a5\u9000\u51fa\u6240\u6709\u5c42\u7684\u5faa\u73af\uff0c\u5176\u5b9e\u6709\u4e00\u4e2a\u7a8d\u95e8\uff0c\u5c31\u8ba9\u6240\u6709while\u5faa\u73af\u7684\u6761\u4ef6\u90fd\u7528\u540c\u4e00\u4e2a\u53d8\u91cf\uff0c\u8be5\u53d8\u91cf\u7684\u521d\u59cb\u503c\u4e3aTrue\uff0c\u4e00\u65e6\u5728\u67d0\u4e00\u5c42\u5c06\u8be5\u53d8\u91cf\u7684\u503c\u6539\u6210False\uff0c\u5219\u6240\u6709\u5c42\u7684\u5faa\u73af\u90fd\u7ed3\u675f<\/p>\n
username = "jason"\npassword = "123"\ncount = 0\n\ntag = True\nwhile tag: \n    inp_name = input("\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a")\n    inp_pwd = input("\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a")\n    if inp_name == username and inp_pwd == password:\n        print("\u767b\u9646\u6210\u529f")\n        while tag:  \n            cmd = input('>>: ')\n            if cmd == 'quit':\n                tag = False  # tag\u53d8\u4e3aFalse\uff0c \u6240\u6709while\u5faa\u73af\u7684\u6761\u4ef6\u90fd\u53d8\u4e3aFalse \n                break\n            print('run <%s>' % cmd)\n        break  # \u7528\u4e8e\u7ed3\u675f\u672c\u5c42\u5faa\u73af\uff0c\u5373\u7b2c\u4e00\u5c42\u5faa\u73af\n    else:\n        print("\u8f93\u5165\u7684\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01")\n        count += 1<\/code><\/pre>\n
\u6848\u4f8b\u4e94\uff1awhile+continue\u7684\u4f7f\u7528<\/p>\n
break\u4ee3\u8868\u7ed3\u675f\u672c\u5c42\u5faa\u73af\uff0c\u800ccontinue\u5219\u7528\u4e8e\u7ed3\u675f\u672c\u6b21\u5faa\u73af\uff0c\u76f4\u63a5\u8fdb\u5165\u4e0b\u4e00\u6b21\u5faa\u73af<\/p>\n
# \u6253\u53701\u523010\u4e4b\u95f4\uff0c\u96647\u4ee5\u5916\u7684\u6240\u6709\u6570\u5b57\nnumber=11\nwhile number>1:\n    number -= 1\n    if number==7:\n        continue # \u7ed3\u675f\u6389\u672c\u6b21\u5faa\u73af\uff0c\u5373\u672c\u6b21\u5faa\u73afcontinue\u4e4b\u540e\u7684\u4ee3\u7801\u90fd\u4e0d\u4f1a\u8fd0\u884c\u4e86\uff0c\u800c\u662f\u76f4\u63a5\u8fdb\u5165\u4e0b\u4e00\u6b21\u5faa\u73af\n    print(number)<\/code><\/pre>\n
\u6848\u4f8b\u4e94\uff1awhile+else\u7684\u4f7f\u7528<\/p>\n
\u5728while\u5faa\u73af\u7684\u540e\u9762\uff0c\u6211\u4eec\u53ef\u4ee5\u8ddfelse\u8bed\u53e5\uff0c\u5f53while \u5faa\u73af\u6b63\u5e38\u6267\u884c\u5b8c\u5e76\u4e14\u4e2d\u95f4\u6ca1\u6709\u88abbreak \u4e2d\u6b62\u7684\u8bdd\uff0c\u5c31\u4f1a\u6267\u884celse\u540e\u9762\u7684\u8bed\u53e5\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u7528else\u6765\u9a8c\u8bc1\uff0c\u5faa\u73af\u662f\u5426\u6b63\u5e38\u7ed3\u675f<\/p>\n
count = 0\nwhile count <= 5 :\n    count += 1\n    print("Loop",count)\nelse:\n    print("\u5faa\u73af\u6b63\u5e38\u6267\u884c\u5b8c\u5566")\nprint("-----out of while loop ------")\n\u8f93\u51fa\nLoop 1\nLoop 2\nLoop 3\nLoop 4\nLoop 5\nLoop 6\n\u5faa\u73af\u6b63\u5e38\u6267\u884c\u5b8c\u5566   #\u6ca1\u6709\u88abbreak\u6253\u65ad\uff0c\u6240\u4ee5\u6267\u884c\u4e86\u8be5\u884c\u4ee3\u7801\n-----out of while loop ------<\/code><\/pre>\n
\u5982\u679c\u6267\u884c\u8fc7\u7a0b\u4e2d\u88abbreak\uff0c\u5c31\u4e0d\u4f1a\u6267\u884celse\u7684\u8bed\u53e5<\/p>\n
count = 0\nwhile count <= 5 :\n    count += 1\n    if count == 3:\n        break\n    print("Loop",count)\nelse:\n    print("\u5faa\u73af\u6b63\u5e38\u6267\u884c\u5b8c\u5566")\nprint("-----out of while loop ------")\n\u8f93\u51fa\nLoop 1\nLoop 2\n-----out of while loop ------ #\u7531\u4e8e\u5faa\u73af\u88abbreak\u6253\u65ad\u4e86\uff0c\u6240\u4ee5\u4e0d\u6267\u884celse\u540e\u7684\u8f93\u51fa\u8bed\u53e5<\/code><\/pre>\n
\"\"<\/div><\/p>\n
\u7ec3\u4e601\uff1a<\/p>\n
\u5bfb\u627e1\u5230100\u4e4b\u95f4\u6570\u5b577\u6700\u5927\u7684\u500d\u6570\uff08\u7ed3\u679c\u662f98\uff09<\/p>\n
number=100\nwhile number>0:\n    if number%7==0:\n        print(number)\n        break\n    number-=1<\/code><\/pre>\n
\u7ec3\u4e602\uff1a<\/p>\n
age=18\ncount=0\nwhile count<3:\n    count+=1\n    guess = int(input(">>:"))\n    if guess > age :\n        print("\u731c\u7684\u592a\u5927\u4e86\uff0c\u5f80\u5c0f\u91cc\u8bd5\u8bd5...")\n    elif guess < age :\n        print("\u731c\u7684\u592a\u5c0f\u4e86\uff0c\u5f80\u5927\u91cc\u8bd5\u8bd5...")\n    else:\n        print("\u606d\u559c\u4f60\uff0c\u731c\u5bf9\u4e86...")\n<\/code><\/pre>\n
3.3.3 for\u5faa\u73af\u8bed\u6cd5<\/h3>\n
\"\"<\/div><\/p>\n
\u5faa\u73af\u7ed3\u6784\u7684\u7b2c\u4e8c\u79cd\u5b9e\u73b0\u65b9\u5f0f\u662ffor\u5faa\u73af\uff0cfor\u5faa\u73af\u53ef\u4ee5\u505a\u7684\u4e8b\u60c5while\u5faa\u73af\u90fd\u53ef\u4ee5\u5b9e\u73b0\uff0c\u4e4b\u6240\u4ee5\u7528for\u5faa\u73af\u662f\u56e0\u4e3a\u5728\u5faa\u73af\u53d6\u503c\uff08\u5373\u904d\u5386\u503c\uff09\u65f6for\u5faa\u73af\u6bd4while\u5faa\u73af\u7684\u4f7f\u7528\u66f4\u4e3a\u7b80\u6d01\uff0c<\/p>\n
for\u5faa\u73af\u8bed\u6cd5\u5982\u4e0b<\/strong><\/p>\n
for \u53d8\u91cf\u540d in \u53ef\u8fed\u4ee3\u5bf9\u8c61: # \u6b64\u65f6\u53ea\u9700\u77e5\u9053\u53ef\u8fed\u4ee3\u5bf9\u8c61\u53ef\u4ee5\u662f\u5b57\u7b26\u4e32\\\u5217\u8868\\\u5b57\u5178\uff0c\u6211\u4eec\u4e4b\u540e\u4f1a\u4e13\u95e8\u8bb2\u89e3\u53ef\u8fed\u4ee3\u5bf9\u8c61\n    \u4ee3\u7801\u4e00\n    \u4ee3\u7801\u4e8c\n    ...\n\n#\u4f8b1\nfor item in ['a','b','c']:\n    print(item)\n# \u8fd0\u884c\u7ed3\u679c\na\nb\nc\n\n# \u53c2\u7167\u4f8b1\u6765\u4ecb\u7ecdfor\u5faa\u73af\u7684\u8fd0\u884c\u6b65\u9aa4\n# \u6b65\u9aa41\uff1a\u4ece\u5217\u8868['a','b','c']\u4e2d\u8bfb\u51fa\u7b2c\u4e00\u4e2a\u503c\u8d4b\u503c\u7ed9item\uff08item=\u2018a\u2019\uff09\uff0c\u7136\u540e\u6267\u884c\u5faa\u73af\u4f53\u4ee3\u7801\n# \u6b65\u9aa42\uff1a\u4ece\u5217\u8868['a','b','c']\u4e2d\u8bfb\u51fa\u7b2c\u4e8c\u4e2a\u503c\u8d4b\u503c\u7ed9item\uff08item=\u2018b\u2019\uff09\uff0c\u7136\u540e\u6267\u884c\u5faa\u73af\u4f53\u4ee3\u7801\n# \u6b65\u9aa43: \u91cd\u590d\u4ee5\u4e0a\u8fc7\u7a0b\u76f4\u5230\u5217\u8868\u4e2d\u7684\u503c\u8bfb\u5c3d<\/code><\/pre>\n
\"\"<\/div><\/p>\n
3.3.4 for\u5faa\u73af\u5e94\u7528\u6848\u4f8b<\/h3>\n
\"\"<\/div><\/p>\n
\u6848\u4f8b\u4e00\uff1a\u6253\u5370\u6570\u5b570-5<\/p>\n
# \u7b80\u5355\u7248\uff1afor\u5faa\u73af\u7684\u5b9e\u73b0\u65b9\u5f0f\nfor count in range(6):  # range(6)\u4f1a\u4ea7\u751f\u4ece0-5\u8fd96\u4e2a\u6570\n    print(count)\n\n# \u590d\u6742\u7248\uff1awhile\u5faa\u73af\u7684\u5b9e\u73b0\u65b9\u5f0f\ncount = 0\nwhile count < 6:\n    print(count)\n    count += 1<\/code><\/pre>\n
\u6848\u4f8b\u4e8c\uff1a\u904d\u5386\u5b57\u5178<\/p>\n
# \u7b80\u5355\u7248\uff1afor\u5faa\u73af\u7684\u5b9e\u73b0\u65b9\u5f0f\nfor k in {'name':'jason','age':18,'gender':'male'}:  # for \u5faa\u73af\u9ed8\u8ba4\u53d6\u7684\u662f\u5b57\u5178\u7684key\u8d4b\u503c\u7ed9\u53d8\u91cf\u540dk\n    print(k)\n\n# \u590d\u6742\u7248\uff1awhile\u5faa\u73af\u786e\u5b9e\u53ef\u4ee5\u904d\u5386\u5b57\u5178\uff0c\u540e\u7eed\u5c06\u4f1a\u8fed\u4ee3\u5668\u90e8\u5206\u8be6\u7ec6\u4ecb\u7ecd<\/code><\/pre>\n
\u6848\u4f8b\u4e09\uff1afor\u5faa\u73af\u5d4c\u5957<\/p>\n
#\u8bf7\u7528for\u5faa\u73af\u5d4c\u5957\u7684\u65b9\u5f0f\u6253\u5370\u5982\u4e0b\u56fe\u5f62\uff1a\n*****\n*****\n*****\n\nfor i in range(3):\n    for j in range(5):\n        print("*",end='')\n    print()  # print()\u8868\u793a\u6362\u884c\n<\/code><\/pre>\n
\u6ce8\u610f\uff1abreak \u4e0e continue\u4e5f\u53ef\u4ee5\u7528\u4e8efor\u5faa\u73af\uff0c\u4f7f\u7528\u8bed\u6cd5\u540cwhile\u5faa\u73af<\/p>\n
\"\"<\/div><\/p>\n
\u7ec3\u4e60\u4e00\uff1a<\/p>\n
\u6253\u5370\u4e5d\u4e5d\u4e58\u6cd5\u8868<\/p>\n
for i in range(1,10):\n    for j in range(1,i+1):\n        print('%s*%s=%s' %(i,j,i*j),end=' ')\n    print()<\/code><\/pre>\n
\u7ec3\u4e60\u4e8c\uff1a<\/p>\n
\u6253\u5370\u91d1\u5b57\u5854<\/p>\n
\"\"<\/div><\/p>\n
# \u5206\u6790\n'''\n#max_level=5\n     *        # current_level=1\uff0c\u7a7a\u683c\u6570=4\uff0c*\u53f7\u6570=1\n    ***       # current_level=2,\u7a7a\u683c\u6570=3,*\u53f7\u6570=3\n   *****      # current_level=3,\u7a7a\u683c\u6570=2,*\u53f7\u6570=5\n  *******     # current_level=4,\u7a7a\u683c\u6570=1,*\u53f7\u6570=7\n *********    # current_level=5,\u7a7a\u683c\u6570=0,*\u53f7\u6570=9\n\n# \u6570\u5b66\u8868\u8fbe\u5f0f\n\u7a7a\u683c\u6570=max_level-current_level\n*\u53f7\u6570=2*current_level-1\n'''\n# \u5b9e\u73b0\uff1a\nmax_level=5\nfor current_level in range(1,max_level+1):\n    for i in range(max_level-current_level):\n        print(' ',end='') #\u5728\u4e00\u884c\u4e2d\u8fde\u7eed\u6253\u5370\u591a\u4e2a\u7a7a\u683c\n    for j in range(2*current_level-1):\n        print('*',end='') #\u5728\u4e00\u884c\u4e2d\u8fde\u7eed\u6253\u5370\u591a\u4e2a\u7a7a\u683c\n    print()<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u4e00 \u5f15\u5b50\uff1a \u6d41\u7a0b\u63a7\u5236\u5373\u63a7\u5236\u6d41\u7a0b\uff0c\u5177\u4f53\u6307\u63a7\u5236\u7a0b\u5e8f\u7684\u6267\u884c\u6d41\u7a0b\uff0c\u800c\u7a0b\u5e8f\u7684\u6267\u884c\u6d41\u7a0b\u5206\u4e3a\u4e09\u79cd\u7ed3\u6784\uff1a\u987a\u5e8f\u7ed3\u6784\uff08\u4e4b\u524d\u6211\u4eec\u5199\u7684 […]<\/p>\n","protected":false},"author":3,"featured_media":6677,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[3,281,323],"tags":[],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/3993"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3993"}],"version-history":[{"count":0,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/3993\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/media\/6677"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3993"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3993"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3993"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}