This is an updated version of:
http://phpqrcode.sourceforge.net (1.1.4 build 2010100721)
PHP QR Code is distributed under LGPL 3
Copyright (C) 2010 Dominik Dzienia
Which was based on:
libqrencode C library distributed under LGPL 2.1
Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi fukuchi@megaui.net
Has been converted to composer, namespaced, split into separate files per class and formatted.
Some type hinting has been added, more to come.
Requires PHP 7.3
See the test folder for example usage