php7 Problem with FPDF

[Ali9980]

Fatal error: Uncaught Error: Call to undefined method FPDF::TextWithRotation() in C:\laragon\www\arx\fpdf\rot.php:8 Stack trace: #0 {main} thrown in C:\laragon\www\arx\fpdf\rot.php on line 8

this issue is coming in my file don't knw  i want to rotate my text in pdf

 

<?php

require('rpdf.php');

 

$pdf=new FPDF();

 

$pdf->AddPage();

$pdf->SetFont('Arial','',40);

$pdf->TextWithRotation(50,65,'Hello',45,-45);

$pdf->SetFontSize(30);

$pdf->TextWithDirection(110,50,'world!','L');

$pdf->TextWithDirection(110,50,'world!','U');

$pdf->TextWithDirection(110,50,'world!','R');

$pdf->TextWithDirection(110,50,'world!','D');

$pdf->Output();

?>

 

please help me

Edited August 11, 2020 by Ali9980

[requinix]

Don't hijack other people's threads for your own question.

TextWithRotation looks like it comes from an FPDF "extension". Did you "install" the code for it? Did you notice that you have to create an instance of RPDF and not FPDF?