i = 0
def createCounter(): def counter():
#在局部要对全局变量修改,需要在局部也要先声明该全局变量 global i i += 1 return i return counter
f = createCounter() print(f()) print(f()) print(f())
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永恒是个旧念想
i = 0
def createCounter(): def counter():
f = createCounter() print(f()) print(f()) print(f())