App\Http\Requests\ExpenseRequest::sanitize PHP Method

    public function sanitize()
    {
        $input = $this->all();
        if ($this->expense_category_id) {
            $input['expense_category_id'] = ExpenseCategory::getPrivateId($this->expense_category_id);
            $this->replace($input);
        }
        return $this->all();
    }