# `abstract`  Mailer

**Fully Qualified**: [`\Frontastic\Common\CoreBundle\Domain\Mailer`](../../../../src/php/CoreBundle/Domain/Mailer.php)

## Methods

* [sendToUser()](#sendtouser)

### sendToUser()

```php
abstract public function sendToUser(
    mixed $user,
    string $type,
    string $subject,
    array $parameters = array()
): mixed
```

Argument|Type|Default|Description
--------|----|-------|-----------
`$user`|`mixed`||
`$type`|`string`||
`$subject`|`string`||
`$parameters`|`array`|`array()`|

Return Value: `mixed`

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