(mPDF ≥ 2.2)
stringwatermarkTextAlpha
Specifies the transparency (alpha value) to use for the watermark text on each page.
$watermarkTextAlpha
0 and1.Default:0.2
Example #1
<?php$mpdf=new\Mpdf\Mpdf();$mpdf->SetWatermarkImage('images/logo.jpg');$mpdf->showWatermarkImage=true;$mpdf->watermarkImageAlpha=0.1;$mpdf->WriteHTML('Hello World');