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[Python] 判斷是否為 空(None) (0 為 False)

• 2022.12.08
• Python
• False, None

Conditionals / Conditional expressions a is None / a is not None  a == None / a != None not a (not 0 為 True) Python 中視作 False 的物件 None, False 0 (), [], {}, set(), range(0) In if/while statement if a: ...