Du glemte at udføre din forespørgsel!
<?php
require 'defaults.php';
require 'database.php';
$property = $_GET['property'] ;
$bedrooms = $_GET['bedrooms'] ;
$query = "select FROM properties where property = '$property' & bedrooms = '$bedrooms'";
$result = mysql_query($query); // <-- You forgot this
while ($row = mysql_fetch_assoc($result))
{
$r[] = $row;
}
?>