Joomla! 4.x Coding • Re: Download file header issue

Code:

$app->setHeader('Content-Type', 'text/csv; charset=utf-8', true);$app->setHeader('Content-disposition', 'attachment; filename="' . $filename . '-' . $date . '.csv"', true);$app->setHeader('Cache-Control', 'no-cache', true);$app->sendHeaders();