How to generate PDF files dynamically using PHP and Haru

An excellent tutorial on how to create PDF files dynamically using PHP and Haru written by Will Sinclair. And here is a quote from the article that grabbed my attention

“When it comes to working with different file formats, PHP is like a Swiss Army knife: it has a tool to handle almost anything you can throw at it. JPEG images, XML files, Word documents, ZIP archives…you name it, and there’s a PHP extension to handle it!”