CI debugging tools

@InsiteFX,
> CodeIgniter 4 is using php unit for debugging the code.

@andalu,
> I do know programming such as C/C++/Java. Thanks in ad

PHP Unit falls a long way short of the equivalent C/C++ Debugging and I would advise adding the following at the top of all your PHP files:

Code:

<?php declare(strict_types=1); // ONLY APPLIES TO THIS FILE
//

https://www.phptutorial.net/php-tutorial...ict_types/

Using strict_types overrides PHP Default of Type Conversion sometimes called Type Juggling:

https://en.wikipedia.org/wiki/Type_conversion