Add Large Text

Audience: Low-code Engineers

Skill Prerequisites: Forms, Tokens

Adds a multi-line text area to a Dynamic Field Container when the form loads. It works like a Large Text field placed in the form builder.

See Dynamic Fields for how dynamic fields work and how to set up the container.

Typical Use Cases

• Ask for comments or explanations for each item in a list
• Add a notes field that only certain users see

Don't use it to

• Collect a short answer. Use Add Textbox instead.

Related Actions

Action Name	Description
Add Textbox	Adds a single-line text box.

Input Parameter Reference

This action has the common parameters, including Secure Input, except Readonly. It also has:

Parameter	Description	Supports Tokens	Default	Required
Rows	The height of the text area, in lines of text.	Yes	10	No

Output Parameters Reference

Parameter	Description
Field ID Token Name	Optional. Token that receives the cleaned field ID. If empty, the ID is saved in [<FieldId>:Name].

When the form is submitted, the entered text is available in [<FieldId>].

Examples

tip

To understand how to use the below examples, please see Running Examples.

1. Add a comments box

Add this action to the form's On PreInit or On Init actions. It adds a five-line Comments box to the ExtraFields container.

{
    "Title": "Add Large Text",
    "ActionType": "AddDynamicLargeText",
    "Description": "Add the comments box",
    "Condition": null,
    "Parameters": {
        "ContainerId": "ExtraFields",
        "FieldId": "Comments",
        "FieldName": "Comments",
        "FieldDescription": "",
        "InitialValue": "",
        "SecureInput": true,
        "Rows": "5",
        "IsRequired": "false",
        "FieldIdTokenName": ""
    }
}

Revised 09/25/2026