s = str.split("Hello World") # ['Hello', 'World']
s = "Hello World".split() # ['Hello', 'World']
s = str.upper("Hello World") # HELLO WORLD
s = str.isalpha('56') # False
print(s)
str.split("Hello World") 类方法使用方法：类名.方法名(“参数”)
标签：split,str,World,方法,Hello,类名 From： https://www.cnblogs.com/sangern/p/17413571.html