<?php
$username = "root";
$password = "";
$hostname = "localhost";

if(isset($_GET['id'])){
   $id = $_GET['id'];
}else{
   $id = 0;
}
//connection to the database
$dbhandle = mysql_connect($hostname, $username, $password)
 or die("Unable to connect to MySQL");

//select a database to work with
$selected = mysql_select_db("examples",$dbhandle)
  or die("Could not select examples");

//execute the SQL query and return records
$result = mysql_query("SELECT name FROM cars where id ='$id'");

//fetch tha data from the database
while ($row = mysql_fetch_array($result)) {
   echo "Cars is: ".$row{'name'};
}
//close the connection
mysql_close($dbhandle);
?>