python学习-27 匿名函数

def a(x):
    return x+1
res = a(10)
print(res)

11

Process finished with exit code 0

def a(x):
    return x+1
res = a(10)
print(res)

print(lambda x:x+1)         # 内存地址，  X匿名函数
func = lambda x:x+1         # :后就相当于 是return
print(func(10))

11
<function <lambda> at 0x00DFA6A8>
11

Process finished with exit code 0

# 第一种方法
name = 'xm'
def change_name(x):
    return  name +'_1'

res = change_name(name)
print(res)



# 用 lambda

a= lambda  x:x+'_2'                      '''  或者：    a = lambda x:x+'_2'
                                                      res = a(name)
                                                      print(res)
                                          '''
print(a(name))

xm_1
xm_2

Process finished with exit code 0