Remote file size without downloading file

Question

Is there a way to get the size of a remote file http://my_url/my_file.txt without downloading the file?

Answer 1

To cover the HTTP/2 request, the function provided here https://stackoverflow.com/a/2602624/2380767 needs to be changed a bit:

 300 && $status <= 308) ) {
      $result = $content_length;
    }
  }

  return $result;
}
?>