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什么是面向对象?(OOP--Object Oriented Programming)
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#IAGA3T
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2024-07-29 16:17
<p>“面向对象”是一种以对象为中心的编程思想。</p><p>面向对象的三大特性:</p><ol><li>封装<br><br>隐藏对象的属性和实现细节,仅对外提供公共访问方式,将变化隔离,便于使用,提高复用性和安全性。</li><li>继承<br><br>提高代码复用性;建立了类之间的关系;子类可以拥有父类的所有成员变量的方法;继承是多态的前提。</li><li>多态<br><br>父类或接口定义的引用变量可以指向子类或具体实现类的实例对象。提高了程序的拓展性。</li></ol><p>正因为面向对象编程有着着三种特性,<code>继承、封装、多态</code>,从而使得面向对象编程更具有容易让人接受,更贴近与人们的生活,比面向对象编程更加方便与快捷,一定程度上降低了程序员的工作量,使程序的可读性也得到了提高,代码的效率也得到了提高。<br></p>
<p>“面向对象”是一种以对象为中心的编程思想。</p><p>面向对象的三大特性:</p><ol><li>封装<br><br>隐藏对象的属性和实现细节,仅对外提供公共访问方式,将变化隔离,便于使用,提高复用性和安全性。</li><li>继承<br><br>提高代码复用性;建立了类之间的关系;子类可以拥有父类的所有成员变量的方法;继承是多态的前提。</li><li>多态<br><br>父类或接口定义的引用变量可以指向子类或具体实现类的实例对象。提高了程序的拓展性。</li></ol><p>正因为面向对象编程有着着三种特性,<code>继承、封装、多态</code>,从而使得面向对象编程更具有容易让人接受,更贴近与人们的生活,比面向对象编程更加方便与快捷,一定程度上降低了程序员的工作量,使程序的可读性也得到了提高,代码的效率也得到了提高。<br></p>
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