How To require for working with enum type field

for enum type column to include in my modal form i go to official UserGuide and searched for enum and it returned only one link Database Forge Class where i search with Ctrl-F for word enum and found only one occurance. so, please help to have a working example for How To if I want to include enum type field in my form or grid (datatable) how I can handle with db values to add / update data thru form or show in my list view?  OR is it not recommended ( asking for above search result in official user guide ) OR something else?
regards.

Newbie here in CodeIgniter World !! Please appologize if any nonsense from me.  

environment: Windows 10, XAMPP 3.3.0, VS Code, SQLyog Community Ed. 

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See https://media.pragprog.com/titles/bksap1/31flavors.pdf

thanks @kenjis for quick response, but this is not what I am looking for.

Newbie here in CodeIgniter World !! Please appologize if any nonsense from me.  

environment: Windows 10, XAMPP 3.3.0, VS Code, SQLyog Community Ed. 

1. Enum does not matter. The usage is the same as for string type
2. Enum is anti-pattern, if the value set changes

ci-phpunit-test | CodeIgniter Testing Guide | CodeIgniter 3 to 4 Upgrade Helper

PHP Code:

// CI3 - status is an enum field in the database table!
'status' => $this->input->post('status', true),

// Would be the same for CI4. 


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