Features/Custom code
Usage
In some cases there will be a need for specialized functionality.
Using codeunits you use all of the existing nocode features, and just do the special features in custom code.
The platform will handle WHEN to execute the code, while you make the code do WHAT you want.
Note that custom extensions are loaded dynamically, so the platform can still be updated independntly of your custom code.
Many extension points
Your custom code can be plugged into various ponts
Pages
Event handlers
Link via: Designer > Entity > Advanced > Codeunit