---
title: fluentform/email_header
description: "## Description  This filter returns the email headers. ```php apply_filters('fluentform/email_header', '', $form, $notification); ``` ## Usage   ```php add_filter('fluentform/email_header', function ($emailHeader, $form, notification) { // do your stuff return $emailHeader; }, 10, 3); ``` ## Parameters - **$emailHeader** (string) Email Header…"
url: "https://fluentforms.com/docs/fluentform_email_header/"
updated: "2023-07-25"
category: Filter Hooks
---

# fluentform/email_header

## Description 

This filter returns the email headers.

```php
apply_filters('fluentform/email_header', '', $form, $notification);
```

## Usage  

```php
add_filter('fluentform/email_header', function ($emailHeader, $form, notification) {
    // do your stuff
    return $emailHeader;
}, 10, 3);
```

## Parameters

- **$emailHeader** (string) Email Header
- **$notification** (array) Notification Data
- **$form** (object) Form object

## Placement

This code should be placed in the [functions.php](http://codex.wordpress.org/Theme_Development#Functions_File) file of your active theme.

## Source Code

This filter is located in FluentForm\app\Services\FormBuilder\Notifications\EmailNotifications -> getEmailWithTemplate($emailBody, $form, $notification)