Python 学习笔记 列表 排序 xxx XXX

print("-" * 30)
cars = ['bmw', 'audi', 'toyota', 'subaru']
cars.sort()
print(cars)

print("-" * 30)
cars = ['bmw', 'audi', 'toyota', 'subaru']
cars.sort(reverse=True)
print(cars)

print("-" * 30)
cars = ['bmw', 'audi', 'toyota', 'subaru']
print("Here is the origianl list:")
print(cars)
print("\nHere is the sorted list:")
print(sorted(cars))
print(sorted(cars, reverse=True))
print("\nHere is the original list again:")
print(cars)

print("-" * 30)
cars = ['bmw', 'audi', 'toyota', 'subaru']
print(cars)
cars.reverse()
print(cars)

print("-" * 30)
cars = ['bmw', 'audi', 'toyota', 'subaru']
print("cars Length: {}".format(len(cars)) )

print("-" * 30)
add = ['xiamen', 'hangzhou', 'guangzhou', 'qingdao', 'changsha']
print(add)
print("sorted add:")
print(sorted(add))
print("origianl add:")
print(add)
print(sorted(add, reverse=True))
print(add)
add.reverse()
print(add)
add.reverse()
print(add)
add = ['xiamen', 'hangzhou', 'guangzhou', 'qingdao', 'changsha']
add.sort()
print(add)
add = ['xiamen', 'hangzhou', 'guangzhou', 'qingdao', 'changsha']
add.sort(reverse=True)
print(add)
print("add Length: {}".format(len(add)))