tidak muncul tampilan cetak dan tabel

Fatal error: Uncaught Error: Call to undefined function printer_open() in C:\xampp\htdocs\phpbayar\cetak.php:35 Stack trace:

//print: $nis, $nama, $kls, $bln, $tgl_bayar, $jml $sql = mysqli_query($con, "SELECT s.nama,p.tgl_bayar,p.jumlah FROM siswa s INNER JOIN pembayaran p ON s.nis = p.nis AND p.nis='$nis'"); list($nama,$tgl_bayar,$jml) = mysqli_fetch_array($sql);

$printTestText = "NIS : ".$nis."\n"; $printTestText .= "NAMA : ".$nama."\n"; $printTestText .= "KELAS : ".$kls."\n\n"; $printTestText .= "========================================\n"; $printTestText .= str_pad($tgl_bayar,20); $printTestText .= str_pad($bln,3); $printTestText .= str_pad($jml,10," ",STR_PAD_LEFT)."\n"; $printTestText .= "========================================\n"; $printTestText .= "\n"; $printTestText .= "\n"; $printTestText .= str_pad("--= TERIMA KASIH =--",40," ",STR_PAD_BOTH)."\n"; $printTestText .= "\n";

echo'

';
      echo $printTestText;
      $handle = printer_open('PDFcreator');	             //nama printer
      printer_set_option($handle, PRINTER_MODE, "TEXT");  //mode printer: RAW, TEXT
      printer_write($handle, $printTestText);
      printer_close($handle);
      echo '

';

//tutup jendela setelah cetak echo '';