使用反射(Reflection)API

<?php//使用反射(Reflection)API//ReflectionClass Reflectionclass person{  const p=3.14;//类常量，常量不加$  static $b=3;  protected $name='李四';  public $sex='男';  protected function say(){  }  public function walk(){  }  static function study(){  }  }  $person=new ReflectionClass('person');//实例化反射对象  Reflection::export($person);//获取类的信息/*Class [ <user> class person ] {  @@ D:\wamp\www\1204\t2.php 3-15  - Constants [1] {    Constant [ double p ] { 3.14 }  }  - Static properties [1] {    Property [ public static $b ]  }  - Static methods [1] {    Method [ <user> static public method study ] {      @@ D:\wamp\www\1204\t2.php 13 - 14    }  }  - Properties [2] {    Property [ <default> protected $name ]    Property [ <default> public $sex ]  }  - Methods [2] {    Method [ <user> protected method say ] {      @@ D:\wamp\www\1204\t2.php 8 - 9    }    Method [ <user> public method walk ] {      @@ D:\wamp\www\1204\t2.php 11 - 12    }  }}*/  echo $person->getName();//返回反射对象所属的类名 person   echo $person->getFileName();//返回反射对象的类被定义时所处的文件路径 D:\wamp\www\1204\t2.php