Python学习——函数
1.函数定义:def Firstfunction():
‘Mashiro’
print(“I love Mashiro!”)print(Firstfunction.doc)#函数文档
Firstfunction()#函数调用
输出:
Mashiro
I love Mashiro!
2.关键字参数:在函数调用时无需考虑参数的顺序
def Secondfunction(name1, name2):
print(name1 + " love " + name2 + “!”)、Secondfunction(name2=‘Mashiro’, name1=‘I’)
输出:
I love Mashiro!
3.默认参数:在函数定义时为参数指定默认参数值
def Thirdfunction(name1=‘I’, name2=‘Mashiro’):
print(name1 + " love " + name2 + “!”)Thirdfunction()
Thirdfunction(“Sakura”)
输出:
I love Mashiro!
Sakura love Mashiro!