标签：logs nbsp bsp highlight class log pre 函数 blog
def f2 (arg):
if len(arg)>2:
del arg[2:]
li = [11,22,33,44]
f2(li)
print(li)
>>> [11,22]
def f3 (arg): arg=123 li=[11,22,33,44] f3(li) print(li)
实际运算是
arg=li
arg=123
所以输出是[11,22,33,44,]
标签：logs nbsp bsp highlight class log pre 函数 blog
原文地址：http://www.cnblogs.com/ezway/p/6368182.html
