同一个父类,两个子类方法互相调用有关问题

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Release: 2016-06-13 12:26:41
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同一个父类,两个子类方法互相调用问题?

<br /><br />include 'model.php';<br />include 'user.php';<br /><br />class caiji extends model{<br /><br /> public function hi($name){<br />   <br />   echo "$name to you say hi \n";<br />   user::say('jack'); //这里调用非静态的类。<br />   user::hello('kate');//这里可以调用静态的没错<br /> }<br /><br />/***************两个类是分开两个文件,用include包含进来的<br /><br />class user extends model{<br /><br /> public static function hello($name){<br />   <br />     echo "$name url ".self::$weburl."\n";	<br /><br />  }<br />	<br />  public function say($name){<br />	echo "$name say hello world~~ \n";<br />  }<br /><br /><br /><br />想请问下:同一个父类,子类之间互相调用对方的方法,非静态类如果使用 类名::方法名  会提示Strict Standards: Non-static method caiji::hi() should not be called statically  这种错误。<br /><br />是不是需要调用先实例化类后 ,才能调用user 类的方法?<br /><br /><br /><br /><br /><br /><br /><br /><br /><br />
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------解决思路----------------------
是的,非静态方法要先实例化后再调用

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