mPDF Manual – mPDF functions


(mPDF ≥ 4.2 & < 7.0)

StartProgressBarOutput – Enable progress bars to be shown during file generation


void StartProgressBarOutput ( [ string $mode ] )

Enable progress bars to be shown during file generation. Not recommended for general use, but may be helpful for development purposes, or for slow document generation. To set this value globally you can edit the value for $progressBar in the configuration file config.php



Values (case-insensitive)

  • 1 or BLANK or omitted: Shows 1 progress bar (simple form)

  • 2: Shows multiple progress bars for detailed examination of progress

Default: 1


define('_MPDF_URI','../');  // must be  a relative or absolute URI - not a file system path
$mpdf = new \Mpdf\Mpdf();


$mpdf->WriteHTML('You will hardly have time to see the progress bars!');


Version Description
4.2 Variable was added.
7.0 Variable was removed along with progressbar capabilities.

See Also

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