class mysql

<?php 
  class MySql{ 
    protected $host; 
    protected $user; 
    protected $pass; 
    protected $database; 
    protected $connect; 
    public $query; 
    public function __construct($host, $user, $pass, $database){ 
      $this->host = $host; 
      $this->user = $user; 
      $this->pass = $pass; 
      $this->database = $database; 
      $this->connect = mysql_connect($this->host, $this->user, $this->pass); 
      
      if(!$this->connect){ 
        echo 'Spojenie zlyhalo!'; 
      } 
      if(!mysql_select_db($this->database, $this->connect)){ 
        echo 'databaza nevybrana, chybny nazov?'; 
      } 
    } 

    public function query($query){ 
      mysql_query('SET NAMES utf8');
      $this->query = mysql_query($query, $this->connect); 
    } 

    public function fetch_row(){ 
    /*line 30*/  return mysql_fetch_row($this->query, $this->connect); 
       } 

    public function __destruct(){ 
      mysql_close($this->connect); 
    } 
  } 

  $mySql = new MySql('localhost', 'root', '', 'nova'); 
  $mySql->query("SELECT * FROM `user` WHERE 1 LIMIT 0 , 30"); 
  while($x = $mySql->fetch_row()){ 
    echo $x['id'].'<br>'; 
  } 
?>