Python中列表

names=["Linda","Lily","Lucy","Grace","Paul"]

#切片
print(names[0])
print(names[-1])
print(names[1:])
print(names[1:4])

#增
names.append("Tiger")
names.insert(1,"Anny")
#改
names[0]="Nancy"
print(names)

#删
#names.remove("Anny")
#del names[2]
names.pop(2)
print(names)

#计数
names.append("Lucy")
print(names.count("Lucy"))

#names.clear()
print(names.index("Grace"))

#倒序排列
names.reverse()
print(names)

#按ASCII码排列（特殊符号，数字，ABC大写，abc小写）
names.sort()
print(names)

#扩展
names2=[1,2,3,4]
names.extend(names2)
print(names

输出结果

F:pypyProjectvenvScriptspython.exe F:/py/pyProject/Day3.py
Linda
Paul
['Lily', 'Lucy', 'Grace', 'Paul']
['Lily', 'Lucy', 'Grace']
['Nancy', 'Anny', 'Lily', 'Lucy', 'Grace', 'Paul', 'Tiger']
['Nancy', 'Anny', 'Lucy', 'Grace', 'Paul', 'Tiger']
2
3
['Lucy', 'Tiger', 'Paul', 'Grace', 'Lucy', 'Anny', 'Nancy']
['Anny', 'Grace', 'Lucy', 'Lucy', 'Nancy', 'Paul', 'Tiger']
['Anny', 'Grace', 'Lucy', 'Lucy', 'Nancy', 'Paul', 'Tiger', 1, 2, 3, 4]

Process finished with exit code 0