Merhabalar lütfen neden çalışsın gibi aşağılayıcı yorumlar yapmayın gerçekten aşırı toplama bir kod 
<html>
  <body>
    <form method="get">
      <label for="song-name">Song name:</label><br>
      <input type="text" id="song-name" name="song-name"><br>
      <input type="submit" value="Submit">
    </form>

    <?php
      if (isset($_GET["song-name"])) {
        $song_name = $_GET["song-name"];
        $api_key = "YOUR_API_KEY";

        $url = "https://www.googleapis.com/youtube/v3/search?part=snippet&q=".urlencode($song_name)."&key=".$api_key;
        $response = file_get_contents($url);
        $results = json_decode($response, true)["items"];
        $video_id = $results[0]["id"]["videoId"];
        $link = "https://www.youtube.com/watch?v=".$video_id;
        $html = '<a rel="nofollow noreferrer ugc" href="'.$link.'">Watch on YouTube</a>';
    ?>

    <h1>Search results</h1>
    <p><?php echo $html; ?></p>

    <?php
      }
    ?>
  </body>
</html>