<?php
require_once('Databaze.php');

$Db = new Databaze();
$Db->pripoj('localhost','root',"",'pocty');
$Db->vypis("SELECT Slovo, Kod FROM pocty WHERE id_slova = 10");
$Db->zapis();
$Db->vyber();
//------------------------------------------------------------------------------------------------
<?php
Class Databaze
{
 public $zkouska = 0;
 public $pripojeni = "";
 public $vypis="";

  public function pripoj($server,$uzivatel,$heslo,$databaze)
  {
    define('SQL_HOST', $server);
    define('SQL_DBNAME', $databaze);
    define('SQL_USERNAME', $uzivatel);
    define('SQL_PASSWORD', $heslo);

    $dsn = 'mysql:dbname=' . SQL_DBNAME . ';host=' . SQL_HOST . '';
    $user = SQL_USERNAME;
    $password = SQL_PASSWORD;

     try {
        $this->pripojeni = new PDO($dsn, $user, $password);
        $this->pripojeni->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
        } catch (PDOException $e) {
            die('Connection failed: ' . $e->getMessage());
        }
  }

  public function vypis($prikaz)
  {
    $dotaz = $this->pripojeni->prepare($prikaz);
    // Vykonání dotazu
    $vysledek = $dotaz->execute(array(    ));
    $this->Vypis = $dotaz->fetch();
    Echo("<tr><td>".$this->Vypis['Slovo']."</td><td>".$this->Vypis['Kod']."</td></tr><br />");
  }

   public function zapis()
  {
    Echo("Zapisuju");
  }

   public function vyber()
  {
    Echo("Vybírám");
  }
}
?>