TCPDF and FPDI with multiple pages

Question

This looks like the simplest thing but I can\'t get it to work.

I need to add text to the first page of a multi-page pdf (could be any number of pages)

Using

Answer 1

that code wont work, try this:

$pdf = new PDI();
$pdf->AddPage();
$pdf->setSourceFile('zzz.pdf');
$pdf->numPages = $pdf->setSourceFile('zzz.pdf');
$tplIdx = $pdf->importPage(1);
$pdf->useTemplate($tplIdx, 10, 20, 200);
    if($pdf->numPages>1) {
for($i=2;$i<=$pdf->numPages;$i++) {
    $pdf->AddPage();
    $tplIdx = $pdf->importPage($i);
    $pdf->useTemplate($tplIdx, 10, 20, 200);
}
}