python第十篇之-全局变量_行善之人必有余庆

#!/usr/bin/python
#filename func_global.py

x = 50
def func():
    global x
    print('x is',x)
    x = 2
    print('changed global x to',x)

func()
print('Value of x is',x)
#!/usr/bin/python
#filename func_global.py

x =