def createCounter(): a=0 def counter(): nonlocal a a+=1 return a return counter counterA=createCounter() print(counterA(),counterA(),counterA(),counterA(),counterA()) counterB=createCounter() print(counterB(),counterB(),counterB(),counterB())
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nonlocal关键字用来在函数或其他作用域中使用外层(非全局)变量。 https://www.cnblogs.com/z360519549/p/5172020.html
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JoyElaine
def createCounter(): a=0 def counter(): nonlocal a a+=1 return a return counter counterA=createCounter() print(counterA(),counterA(),counterA(),counterA(),counterA()) counterB=createCounter() print(counterB(),counterB(),counterB(),counterB())
1 2 3 4 5 1 2 3 4
nonlocal关键字用来在函数或其他作用域中使用外层(非全局)变量。 https://www.cnblogs.com/z360519549/p/5172020.html