<?php
class Hobby
{
protected $name;
public function __construct($name='王五')
{
$this->name=$name;
}
public function activity($subject){
return $this->name.'喜欢'.$subject.'游戏。';
}
}
trait Other1
{
public $classmate='张三';
public function sport($name='同学')
{
return $this->name.'和'.$this->classmate.'是'.$name;
}
public function activity($subject){
return $this->name.'喜欢'.$subject.'运动项目。';
}
}
trait Other2
{
public $classmate1='李四';
public function sport($name='校友')
{
return $this->name.'和'.$this->classmate1.'是'.$name;
}
}
class Enjoy extends Hobby
{
use Other1, Other2 {
Other1::sport insteadof Other2;
Other2::sport as mysport;
}
public function activity($subject = '乒乓球')
{
return $this->name . '喜欢' . $subject . '运动项目。';
}
public function activity1()
{
return parent::activity($subject='射击');
}
}
$enjoy=new Enjoy();
//调用子类,级别高于父类
echo $enjoy->activity();
echo '<hr>';
//调用父类
echo $enjoy->activity1();
echo '<hr>';
//调用Other1
echo $enjoy->sport();
echo '<hr>';
//调用Other2
echo $enjoy->mysport();
echo '<hr>';点击 "运行实例" 按钮查看在线实例
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