# yaymail/4.4.1/src/Constants/ConstantsHandler.php

YayMail – WooCommerce Email Customizer, version 4.4.1. 19 lines.

- Page: https://pluginprobe.com/plugins/yaymail/4.4.1/code/src/Constants/ConstantsHandler.php
- Raw: https://pluginprobe.com/plugins/yaymail/4.4.1/raw/src/Constants/ConstantsHandler.php
- Modified: 2026-05-21T15:42:52+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/yaymail/4.4.1/code/src/Constants/ConstantsHandler.php#L10-L20`.

```php
<?php

namespace YayMail\Constants;

use YayMail\Utils\SingletonTrait;

/**
 * ConstantsHandler
 */
class ConstantsHandler {
    use SingletonTrait;

    protected function __construct() {
        YayMailStyles::get_instance();
        EmailTypes::get_instance();
        Sources::get_instance();
    }
}

```