What are some common issues with TCPDF in PHP, such as unwanted lines at the top and bottom of the page?

One common issue with TCPDF in PHP is the presence of unwanted lines at the top and bottom of the page. This can be caused by incorrect margins settings or header/footer configurations. To solve this issue, you can adjust the margins and header/footer settings in the TCPDF configuration.

// Set margins
$pdf->SetMargins(10, 10, 10);
$pdf->SetHeaderMargin(0);
$pdf->SetFooterMargin(0);

// Disable header and footer
$pdf->setPrintHeader(false);
$pdf->setPrintFooter(false);