Sample Setting Model in Laravel Eloquent with Except function

Setting.php

<?php

namespace App;

class Setting extends BaseModel
{
    protected $fillable = ['key', 'value'];
    
    // Need to remove this variables before save to db.
    protected $excepts = ['type'];
    
    public $timestamps = false;

    /**
     * Overrided Function Save for Custom Implement
     * For Save Type.Key
     */
    public function save(array $options = [])
    {
        $split_key = \explode('.', $this->key);
        $check_key_has_type = count($split_key) == 2;
        $this->key = $check_key_has_type ? 
                    $this->key : !is_null($this->type) ? 
                    $this->type . '.' . $this->key : 'default' . '.' . $this->key;
                    
        // If you don't want to use $excepts variable, uncomment this line below
        // $this->except(['type']);
        
        return parent::save($options);
    }
}