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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ## 1. bool bool() 函數用于將給定參數轉換為布爾類型,如果沒有參數,返回 False。 ~~~ >>>bool() False >>> bool(0) False >>> bool(1) True >>> bool(2) True >>> issubclass(bool, int) # bool 是 int 子類 True ~~~ ## 2. vars vars() 函數返回對象object的屬性和屬性值的字典對象,如果沒有參數,就打印當前調用位置的屬性和屬性值 類似 locals()。 ### 2.1 返回對象的屬性值 ~~~ class People(object): def __init__(self,name,age): self.name = name self.age = age def introdution(self): print("我是{0},今年{1}歲".format(self.name,self.age)) if __name__ == '__main__': value = vars(People("代林",28)) print(type(value)) print(value) print(value.values()) ~~~ ~~~ <class 'dict'> {'name': '代林', 'age': 28} dict_values(['代林', 28]) ~~~
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                              哎呀哎呀视频在线观看