Python3-for-enumerate

languages = ["C", "C++", "Perl", "Python"] for x in languages : print(x); sites = ["Baidu", "Google","Runoob","Taobao"] for site in sites : if site == "Runoob": print("Runoob : "+site) break else: print("当前站点名称为" +site) print("完成循环") # 0,1,2,3,4,5,6,7,8,9, for i in range(10) : print(i,end=" ") print("") # 5 6 7 左包含 右不包含 for j in range(5,8): print(j,end=" ") print("") #0 3 6 9 左包含 右不包含 从几开始 到几结束 步长多少 for k in range(0,10,3) : print(k,end=" ") print("") #-10 -40 -70 同上 for m in range(-10, -100, -30) : print(m,end=" ") print("") #range()和len()函数以遍历一个序列的索引 a = ['Google', 'Baidu', 'Runoob', 'Taobao', 'QQ'] for f in range(len(a)): print(f,a[f]) print("") #range()创建列表 print(list(range(10))) print("") #enumerate 函数进行遍历 sequence = [12, 34, 34, 23, 45, 76, 89] for i, j in enumerate(sequence): print(i, j)

转载于:https://www.cnblogs.com/bilaisheng/p/10210953.html