PHP高级编程(4/5)_PHP教程

class App
{
    protected $_loaded = false;
    protected $_name;

    public function start()
    {
        $this->_loaded = true;
        $this->_name = 'unzin';
    }

    public function GetName()
    {
        if(!$this->_loaded)
        {
            throw new LogicException("Error Processing Request", 1);
        }
        return $this->_name;
    }
}

try
{
    $APP = new App();
    echo $APP -> GetName();
}
catch(LogicException $e)
{
    echo $e->getMessage();
}

http://www.bkjia.com/PHPjc/815980.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/815980.htmlTechArticleSPL 提供了一系列标准异常。日常的使用中我们应该根据需求科学的使用它们，来使我们的程序更加健壮。LogicException 是从 Exception 基类派生...