20 见识

record(['name'=>'后盾人','age'=>21,'tel'=>'19999999999']);
    }
}
class Model extends Query
{
    protected $field=[];
    public function all()
    {
        $this->select();
        return $this->field;
    }
    protected function record(array $data)
    {
        $this->field=$data;
    }
    protected function __tel()
    {
        return substr($this->field['tel'],0,8).'***';
    }
    public function __get($name)
    {   
        //echo $name;
        //die;
        if(method_exists($this,'__'.$name)){
            return call_user_func_array([$this,'__'.$name],[]);
        }
        if(isset($this->field[$name])){
            return $this->field[$name];
        }
        throw new Exception('arg error!');
    }
    public function __set($name,$value){
        if(isset($this->field[$name])){
            $this->field[$name]=$value;
        }
        else{
        throw new Exception('arg error!');
        }
    }
}
try{
$user=new Model;
//print_r($user->all());
//echo '
';
$user->all();
$user->name='xuzwlyy';
//echo $user->tel;
echo $user->name;
}catch(Exception $e){
    echo $e->getMessage();
}