1.clear():清空列表 name_List = ['jch', '小明', '小红', '小王'] name_List.clear() print(name_List) #[]
2.逆置:reverse() name_List = ['jch', '小明', '小红', '小王'] name_List.reverse() print(name_List) #['小王', '小红', '小明', 'jch']
3.排序:sort()--语法:列表序列.sort( key=None, reverse=False) # 注意:reverse表示排序规则,reverse = True 降序, reverse = False 升序(默认) name_List1 = [1, 25, 6, 9, 46] name_List1.sort() print(name_List1) #[1, 6, 9, 25, 46] name_List1.sort(reverse=True) print(name_List1) #[46, 25, 9, 6, 1]
4. 复制--函数:copy() name_List = ['jch', '小明', '小红', '小王'] name_List1 = [1, 25, 6, 9, 46] name_List = name_List1.copy() print(name_List) #[1, 25, 6, 9, 46]