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                # 對象的方法 我們已經討論了類/對象可以擁有像函數一樣的方法,這些方法與函數的區別只是一個額外的`self`變量。現在我們來學習一個例子。 ``` #!/usr/bin/python # Filename: method.py class Person: ????def sayHi(self): ????????print 'Hello, how are you?' p = Person() p.sayHi() # This short example can also be written as Person().sayHi() ``` (源文件:[code/method.py](code/method.py)) ## 輸出 ``` $ python method.py Hello, how are you? ``` ## 它如何工作 這里我們看到了`self`的用法。注意`sayHi`方法沒有任何參數,但仍然在函數定義時有`self`。
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