LisPythoniC

摘要： >>> def f(): a=1 return [i+a for i in range(3)]>>> f()[1, 2, 3]>>> def f(): a=1 return [i+eval('a') for i in range(3)]>>> f()Traceback (most recent call last): File "", line 1, in f() File "", line 3, in f return [i+eval('a') fo 阅读全文