public static function analysis($url)
{
$scraping = new Scraping($url);
list($titles, $count) = $scraping->setFind($scraping::$RecentTitles)->getTitles();
list($musics, $count) = $scraping->getMusics();
$uris = $scraping->setFind($scraping::$RecentUris)->getUris($count);
$results = [];
for ($i = 0; $i < $count; $i++) {
array_push($results, ["title" => $titles[$i], "music" => $musics[$i]["music"], "music-type" => $musics[$i]["music-type"], "uri" => $uris[$i]]);
}
//set content-type.
header('Content-type: application/json');
//output json.
echo json_encode($results);
}
