__str__( ):在调用print打印对象时自动调用,是给用户用的,是一个描述对象的方法。 __repr__( ):给机器用的,在Python解释器或者在cmd的黑屏终端里面输入,注意在没有str时,且有repr,str = repr,其实本事就是打印类本身想要实现的属性。 举例说明1: classPerson(object): def __init__(self,name,
This is a guide to Python Overloading. Here we discuss the user-defined and pre-defined functions along with its operator and advantages. You may also look at the following articles to learn more – Python Variables Overloading vs Overriding Python File Operations Operator Overloading in Python...
child class’s implementation is used. Modern programming languages like Java, Eifell, C++ and Python allows method overriding. What is Overloading? Method overloading is a feature provided by some programming languages to create more than one method with the same name, but with different input...
In this article, we will learn about Overloading and Overriding in Java. In object-oriented programming, overloading and overriding are two important concepts that allow code reusability and polymorphism. While they may sound similar, they have different purposes and have distinct rules. Method Ove...
overriding:就是一个类当中可以有一个以上的方法具有相同名称。 举例说明1: classPerson(object): def __init__(self,name,age,height,weight): self.name=name self.age=age self.height=height self.weight=weight def run(self): print("run1") ...