31 lines
681 B
Python
31 lines
681 B
Python
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if __name__ == "__main__":
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# lambda函数中的变量如果被赋值了是可以动态修改的，只要在每次调用之前修改，就能实现变化
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x = 1
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a = lambda y: x + y
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print(a(10))
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x = x + 9
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print(a(10))
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x = x + 10
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print(a(10))
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# 如果你希望和正常函数一样在定义的时候绑死变量的值，那么你需要这样做
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b = lambda y, t=x: t + y
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print(b(10))
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x = x-1
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print(b(10))
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# 比如有个比较聪明的函数
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func = [lambda x : x + n for n in range(5)]
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for f in func:
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print(f(0))
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func2 = [lambda x, n=n: x + n for n in range(5)]
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for f in func2:
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print(f(0))
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