python list操作

# 1、+
list1 = [1, 2, 3, 4]
list2 = [5, 6, 7, 8]
list3 = [1, 2, 3, 4]

print(list1 + list2)
print(list1)
print(list2)


# 2、contains
print(1 in list1)


# 3、eq
print(list1 == list3)


# 4、iter
print(iter(list1))


# 5、len
print(len(list1))


# 6、not eq
print(list1 != list2)


# 7、append
list3.append(5)
print(list3)


# 8、clear
list3.clear()
print(list3)


# 9、copy
list4 = list1.copy()
print(list4)


# 10、count
print(list1.count(1))


# 11、extend
list3.extend([5, 6, 7, 8])
print(list3)


# 12、index
print(list1[2])


# 13、insert
list3.insert(0, 4)
print(list3)


# 14、pop
print(list3.pop())
print(list3.pop(0))
print(list3)


# 15、remove
list3.remove(6)
print(list3)


# 16、reserve
list1.reverse()
print(list1)


# 17、sort
list1.sort()
print(list1)