摘要：
>>> test1 = ["aaa","bbb","aaa","aaa","ccc","ccc","ddd","aaa","ddd","eee","ddd"] >>> test1.count("aaa") ## 统计指定元素出现的次数 4 >>> test1.count("bbb") 阅读全文
摘要：
>>> test1 = ["aaa","bbb","ccc","ddd","eee","fff"] >>> test2 = ["ddd","eee","fff","ggg","hhh","iii"] >>> test3 = test1 + test2 >>> test3 ['aa 阅读全文
摘要：
>>> test1 = ["aaa","bbb","ccc","aaa","aaa","bbb","ddd","eee"] >>> test2 = [] >>> for i in test1: if i not in test2: test2.append(i) >>> test2 ['aaa', 阅读全文
摘要：
>>> test1 ['aaa', 'bbb', 'ccc'] >>> "aaa" in test1 True >>> "ddd" in test1 False >>> "ccc" in test1 True >>> "ddd" not in test1 True >>> "aaa" not in 阅读全文
摘要：
1、基本用法 >>> test1 = ["aa","bb","cc","dd","ee","ff"] >>> type(test1) <class 'list'> >>> len(test1) 6 >>> test1[0:3] ## 不包含索引为3的元素 ['aa', 'bb', 'cc'] >>> 阅读全文
摘要：
1、循环 >>> test1 = ["aa","bb","cc","dd","ee","ff","gg"] >>> test1 ['aa', 'bb', 'cc', 'dd', 'ee', 'ff', 'gg'] >>> test2 = [] >>> test2 [] > 阅读全文
摘要：
1、for循环 >>> test1 = ["aa","bb","cc","dd","ee","ff","gg","hh","ii","jj","kk","ll","mm","nn"] >>> type(test1) <class 'list'> >& 阅读全文
摘要：
>>> test = ["aaa","bbb","ccc","ddd"] >>> type(test) <class 'list'> >>> len(test) 4 >>> test.pop() ## pop弹出 'ddd' >>> test ['aaa', 'bbb', 'ccc'] >>> te 阅读全文
摘要：
>>> prizes = ["aaa","bbb","ccc","ddd","eee"] >>> import random >>> for i in range(1,11,1): ## 设计抽十次 print(f"The {i}th prize is {random.choice(prizes)} 阅读全文
摘要：
>>> range(10) range(0, 10) >>> list(range(10)) [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] >>> list(range(0,10,2)) [0, 2, 4, 6, 8] >>> list(range(0,10,3)) [0, 3, 6 阅读全文
摘要：
>>> test1 = ["aaa","bbb","ccc","ddd"] >>> type(test1) <class 'list'> >>> len(test1) 4 >>> test1[0] ## 查看第一个元素 'aaa' >>> test1[2] 'ccc' >>> test1[-1] # 阅读全文
摘要：
>>> test1 = ["aaa","bbb","ccc"] >>> type(test1) <class 'list'> >>> len(test1) 3 >>> test1.append("xxx") ## 追加 >>> test1 ['aaa', 'bbb', 'ccc', 'xxx'] > 阅读全文
摘要：
以下实验使用三台虚拟机完成。 服务器端：PC1，192.168.10.10 客户机端：PC2，192.168.10.20 客户机端：PC3，192.168.10.30 1、PC1服务器端安装apache服务 [root@PC1 ~]# yum install httpd -y Loaded plug 阅读全文