08

<?php require_once 'Hello.php';//引用文件 $h=new Hello();//实例化 $h->sayHello();//调用实力成员 require_once 'zhichengzhonghe/Hello.php';//导入命名空间下的Hello文件 $h=new \zhichengzhonghe\Hello();//创建命名空间下的实例 $h->SayHello(); require_once 'person/man.php'; $man= new \Person\man(10,"张大宝"); echo '我今年'.$man->getAge().'岁，我叫'.$man->getName();

hello.php

<?php class Hello{ public function sayHello(){ echo'我是Hello类的SayHello方法'; } }

\zhichengzhonghe\hello.php

<?php namespace zhichengzhonghe; class Hello { public function SayHello(){ echo '我是至诚众禾命名空间里面Hello类的SayHello方法'; } }

\person\man.php

<?php namespace Person; class man { /** * man constructor. * @param int $age //年龄 * @param string $name //姓名 */ public function __construct($age,$name)//构造函数 { $this->_age=$age; $this->_name=$name; } public function getName(){ return $this->_name; } public function getAge(){ return $this->_age; } private $_age,$_name; }