case 'select':
                case 'color':
                case 'password':
                case 'radio':
                    $option_value = $option_value;
                    break;
                default:
                    break;
            }
            if (!is_null($option_value)) {
                if ($option_name && $setting_name) {
                    if (!isset($update_options[$option_name])) {
                        $update_options[$option_name] = get_option($option_name, array());
                    }
                    if (!is_array($update_options[$option_name])) {
                        $update_options[$option_name] = array();
                    }
                    $update_options[$option_name][$setting_name] = $option_value;
                } else {
                    $update_options[$option_name] = $option_value;
                }
            }
        }
        foreach ($update_options as $name => $value) {
            update_option($name, $value);
        }
        return true;
    }
}
Donation_Button_Html_output::init();
    public static function donation_button_twilio_setting()
    {
        $sms_setting_fields = self::donation_button_twilio_setting_fields();
        $Html_output = new Donation_Button_Html_output();
        ?>
        <form id="twilio_sms_form" enctype="multipart/form-data" action="" method="post">
            <?php 
        $Html_output->init($sms_setting_fields);
        ?>
            <table class="form-table">
                <tbody>
                    <tr valign="top">
                        <th scope="row" class="titledesc"></th>
                        <td class="forminp">
                            <input type="button" class="button" id="donation_button_twilio_test_sms_button" name="donation_button_twilio_test_sms_button" value="<?php 
        esc_attr_e('Send', 'Option');
        ?>
"/>
                        </td>
                    </tr>
                </tbody>
            </table>
            <p class="submit">
                <input type="submit" name="twilio_sms" class="button-primary" value="<?php 
        esc_attr_e('Save changes', 'Option');
        ?>
" />
            </p>
        </form>
        <?php 
    }