1 <?php 2 /** 3 * 2.2.3使用parent作用域 4 * @authors haidong (admin@zhe700.net) 5 * @date 2015-03-23 14:20:22 6 * @version $Id$ 7 */ 8 9 class myObject { 10 11 function myMethod(){ 12 echo "this is myObject"; 13 } 14 } 15 class myExtendObject extends myObject{ 16 function myMethod(){ 17 //添加一些新功能 18 echo "this is myExtendObject" . "<br/>"; 19 //然后再调用myObject中定义的原来的myMethod方法 20 parent:: myMethod(); 21 } 22 } 23 $instance =new myExtendObject(); 24 $instance->myMethod();