in php/topsites.php [45:59]
protected function buildQueryParams() {
$params = array(
'Action' => self::$ActionName,
'ResponseGroup' => self::$ResponseGroupName,
'CountryCode' => $this->countryCode,
'Count' => self::$NumReturn,
'Start' => self::$StartNum
);
ksort($params);
$keyvalue = array();
foreach($params as $k => $v) {
$keyvalue[] = $k . '=' . rawurlencode($v);
}
return implode('&',$keyvalue);
}