---
title: "Additional Placeholders"
slug: "additional-placeholders"
updated: 2024-02-29T14:09:52Z
published: 2024-02-29T14:09:52Z
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mapp.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Additional Placeholders

You can use placeholders to insert various types of data into a message or a landing page.

For some placeholders, Mapp Engage accepts an alternative format. The alternative format is called an alias.

## Message-Related Data​

| Placeholder (Recommended) | Content | Aliases (Alternative) |
| --- | --- | --- |
| *<%${message['ID']}%>* | Inserts the message ID automatically created in Mapp Engage during message sendout. | *<%${message['PK']}%>* *<%message.id%>* *<%messageid%>* *<%mid%>* |
| *<%${message['RecipientCount']}%>* | Inserts the number of message recipients. |  |
| *<%${message['name']}%>* | Inserts the name of the message. This name identifies the message in the system. The message name is not visible to the recipient of the message. | *<%message_name%>* |
| *<%${message['Subject']}%>* | Inserts the message subject line (for an email message). |  |
| *<%${message['externalId']}%>* | Inserts an external ID that was defined when the message was created in Mapp Engage. |  |
| *<%${message['Author']}%>* | Inserts the first and last name that is stored in Mapp Engage for the user who sends the email. |  |
| *<%${messagecategory['Name']}%>* | Inserts the name of the message category. |  |

## Group Data​

| Placeholder | Content | Aliases |
| --- | --- | --- |
| *<%${group['name']}%>* | Inserts the name of the group. | *<%group.Name%>* *<%listenname%>* *<%list_name%>* *<%nome_del_gruppo%>* *<%nom du groupe%>* *<%nombre de la lista%>* *<%gruppenname%>* *<%group_name%>* *<%groupname%>* *<%gname%>* |
| *<%${group['ID']}%>* | Inserts the ID of the group. Mapp Engage assigns this ID automatically during the group creation. | *<%gid%>* *<%group.pk%>* |
| *<%${group['categoryID']}%>* | Inserts the group category ID. | *<%group.catid%>* *<%catid%>* *<%categoryid%>* *<%grpcatid%>* |
| *<%${group['language']}%>* | Inserts the ISO language code of the language that is stored for the group. For example, en for English. | *<%group.language%>* *<%group_language%>* *<%group_Language%>* *<%group_lang%>* |
| *<%${group['ISOCountryCode']}%>* | Inserts the ISO country code of the group. | *<%group_country%>* |
| *<%${group['email']}%>* | Inserts the email address that is created for the group in the group settings. | *<%listen-emailadresse%>* *<%list_email email_del_gruppo%>* *<%adresse email du groupe%>* *<% email de la lista%>* *<%group_email%>* *<% gruppenemail%>* *<%groupemail%>* *<%gemail%>* |
| *<%${group['Description']}%>* | Inserts the description that is created for the group in the group settings. | *<%beschreibung%>* *<%list_description%>* *<%descrizione_del_gruppo%>* *<%group_description%>* *<%description%>* *<%groupdescription%>* *<%grpdsc%>* |
| *<%${group['Maildomain']}%>* | Inserts the domain from which your email messages are sent. |  |

## Domain Data​

| Placeholder | Content | Aliases |
| --- | --- | --- |
| *<%${domain['webDomain']}%>* | Inserts the web domain of your Mapp Engage system. |  |
| *<%${domain['mailDomain']}%>* | Inserts the email domain with which you send emails from your system. |  |
| *<%${domain['Sysname']}%>* | Inserts the name of your Mapp Engage system. |  |
| *<%${domain['PK']}%>* | Inserts the ID number of your Mapp Engage system. This number is assigned automatically to your system when the system is created. |  |

## Contact Data​

| Placeholder | Content | Aliases |
| --- | --- | --- |
| *<%${user['EmailDomain']}%>* | Inserts the email domain of the contact. |  |
| *<%${user['PK']}%>* | Inserts the ID number of the contact. Mapp Engage assigns a unique ID number to every contact in the system. | *<%${user['ID']}%>* *<%userid%>* |

## Group Category Data​

| Placeholder | Content | Aliases |
| --- | --- | --- |
| *<%${groupcategory['pk']}%>* | Inserts the ID number of the group category. Mapp Engage assigns this number automatically when the category is created. | *<%group_category_id%>* *<%groupcategory.pk%>* |
| *<%${groupcategory['label']}%>* | Inserts the name of for the group category | *<%group_category_label%> <%groupcategory.label%>* |
| *<%${groupcategory['description']}%>* | Inserts the description that is created for the group category | *<%groupcategory.description%> <%group_category_description%>* |