source: quests/6.6. 23-00/DatabaseConection.php@ 39

<?php
  class Database
  { // BEGIN class Database
        // variables
        var $id_connection = 0;
  //    var $LastResult;

  
        // constructor
        function Database($addres,$user,$pass)  //default: $Database = new Database('localhost','root','');
        { // BEGIN constructor
         $this->id_connection = mysql_connect($addres,$user,$pass);
     if (!$this->id_connection) 
       die('Spojení s MySQL databází se nezdaøilo.');
        } // END constructor
        
        function SelectDatabase($NameDatabase)
   { // BEGIN function SelectDatabase
        $return_selection = mysql_select_db($NameDatabase,$this->id_connection);
    if (!$return_selection)
      die('Databázi pokus se nám nepodaøilo vybrat.');
   } // END function SelectDatabase
   
   function SQLCommand($Command)
   { // BEGIN function SQLCommand
    $ReturnCommand = mysql_query($Command,$this->id_connection);
    if (!$ReturnCommand) {
      die('Nepodaøilo se aplikovat pøíkaz.');
    } else {
      return $ReturnCommand;
    }
   } // END function SQLCommand
   
   function ReadFromDatabase($SQL)    // "SELECT * FROM User"
   { // BEGIN function ReadFromDatabase
    $return_result = mysql_query($sql,$id_spojeni);
    if (!$return_result) {
      die('Nepodaøilo se nám naèíst øádky z databáze.');
    } else {
      return $return_result;
    }
   } // END function ReadFromDatabase
   
   function Disconnect()
   { // BEGIN function Disconnect
        mysql_close($this->id_connection);
   } // END function Disconnect
  } // END class Database

?>