[1.什么是面向对象](1.%E4%BB%80%E4%B9%88%E6%98%AF%E9%9D%A2%E5%90%91%E5%AF%B9%E8%B1%A1.md) [2.什么是类，什么是对象，类和对象这间的关系](2.%E4%BB%80%E4%B9%88%E6%98%AF%E7%B1%BB%EF%BC%8C%E4%BB%80%E4%B9%88%E6%98%AF%E5%AF%B9%E8%B1%A1%EF%BC%8C%E7%B1%BB%E5%92%8C%E5%AF%B9%E8%B1%A1%E8%BF%99%E9%97%B4%E7%9A%84%E5%85%B3%E7%B3%BB.md) [3.什么是面向对象编程呢](3.%E4%BB%80%E4%B9%88%E6%98%AF%E9%9D%A2%E5%90%91%E5%AF%B9%E8%B1%A1%E7%BC%96%E7%A8%8B%E5%91%A2.md) [4.如何抽象出一个类](4.%E5%A6%82%E4%BD%95%E6%8A%BD%E8%B1%A1%E5%87%BA%E4%B8%80%E4%B8%AA%E7%B1%BB.md) [5.如何实例化对象](5.%E5%A6%82%E4%BD%95%E5%AE%9E%E4%BE%8B%E5%8C%96%E5%AF%B9%E8%B1%A1.md) [6.如何去使用对象中的成员](6.%E5%A6%82%E4%BD%95%E5%8E%BB%E4%BD%BF%E7%94%A8%E5%AF%B9%E8%B1%A1%E4%B8%AD%E7%9A%84%E6%88%90%E5%91%98.md) [7.特殊的引用this的使用](7.%E7%89%B9%E6%AE%8A%E7%9A%84%E5%BC%95%E7%94%A8this%E7%9A%84%E4%BD%BF%E7%94%A8.md) [8.构造方法__construct()与析构方法__destruct()](8.%E6%9E%84%E9%80%A0%E6%96%B9%E6%B3%95__construct%E4%B8%8E%E6%9E%90%E6%9E%84%E6%96%B9%E6%B3%95__destruct.md) [9.封装性（var与public，protected，private的关系）](9.%E5%B0%81%E8%A3%85%E6%80%A7%EF%BC%88var%E4%B8%8Epublic%EF%BC%8Cprotected%EF%BC%8Cprivate%E7%9A%84%E5%85%B3%E7%B3%BB%EF%BC%89.md) [10.__set()，__get()，__isset()，__unset()四个方法的应用](10.__set%EF%BC%8C__get%EF%BC%8C__isset%EF%BC%8C__unset%E5%9B%9B%E4%B8%AA%E6%96%B9%E6%B3%95%E7%9A%84%E5%BA%94%E7%94%A8.md) [11.类的继承](11.%E7%B1%BB%E7%9A%84%E7%BB%A7%E6%89%BF.md) [12.重载新的方法（parent::）](12.%E9%87%8D%E8%BD%BD%E6%96%B0%E7%9A%84%E6%96%B9%E6%B3%95%EF%BC%88parent%EF%BC%89.md) [13.访问类型（public，protected，private）](13.%E8%AE%BF%E9%97%AE%E7%B1%BB%E5%9E%8B%EF%BC%88public%EF%BC%8Cprotected%EF%BC%8Cprivate%EF%BC%89.md) [14.final关键字的应用](14.final%E5%85%B3%E9%94%AE%E5%AD%97%E7%9A%84%E5%BA%94%E7%94%A8.md) [15.static和const关键字的使用（self::）](15.static%E5%92%8Cconst%E5%85%B3%E9%94%AE%E5%AD%97%E7%9A%84%E4%BD%BF%E7%94%A8%EF%BC%88self%EF%BC%89.md) [16.__toString()方法](16.__toString%E6%96%B9%E6%B3%95.md) [17.克隆对象__clone()方法](17.%E5%85%8B%E9%9A%86%E5%AF%B9%E8%B1%A1__clone%E6%96%B9%E6%B3%95.md) [18.__call()处理调用错误](18.__call%E5%A4%84%E7%90%86%E8%B0%83%E7%94%A8%E9%94%99%E8%AF%AF.md) [19.抽象方法和抽象类（abstract）](19.%E6%8A%BD%E8%B1%A1%E6%96%B9%E6%B3%95%E5%92%8C%E6%8A%BD%E8%B1%A1%E7%B1%BB%EF%BC%88abstract%EF%BC%89.md) [20.PHP5接口技术(interface)](20.PHP5%E6%8E%A5%E5%8F%A3%E6%8A%80%E6%9C%AFinterface.md) [21.多态的应用](21.%E5%A4%9A%E6%80%81%E7%9A%84%E5%BA%94%E7%94%A8.md) [22.把对象串行化serialize()方法，__sleep()方法，__wakeup()方法](22.%E6%8A%8A%E5%AF%B9%E8%B1%A1%E4%B8%B2%E8%A1%8C%E5%8C%96serialize%E6%96%B9%E6%B3%95%EF%BC%8C__sleep%E6%96%B9%E6%B3%95%EF%BC%8C__wakeup%E6%96%B9%E6%B3%95.md) [23.自动加载类 __autoload()函数](23.%E8%87%AA%E5%8A%A8%E5%8A%A0%E8%BD%BD%E7%B1%BB__autoload%E5%87%BD%E6%95%B0.md)