---
title: "LiaParameterHidden"
manual: "LIA Form"
version: "2.2"
permalink: "https://docs.typo3.org/permalink/lia/lia_form:liaparameterhidden@2.2"
source: "FormElements/LiaParameterHidden.rst"
rendered: "2026-09-29T13:27:41+00:00"
---

# LiaParameterHidden {#liaparameterhidden}

A hidden field that can be filled with a URL parameter, e.g. to track campaign
parameters together with a form submission. The element renders a hidden input
with the additional attribute `data-url-parameter-tracker`.

> [!WARNING]
> **Attention**
>
> This extension does not ship any JavaScript to fill the field. Provide a
> script in your site package that reads the desired URL parameter and writes
> it into inputs marked with `data-url-parameter-tracker`.

-   **label**

    -   *Type:* string
    -   *propertyPath:* label

    The field label

-   **elementDescription**

    -   *Type:* string
    -   *propertyPath:* properties.elementDescription

    The field description.

-   **gridColumnViewPortConfiguration**

    -   *Type:* GridColumnViewPortConfigurationEditor

    Grid settings.

-   **requiredValidator**

    -   *Type:* RequiredValidatorEditor
    -   *propertyPath:* properties.fluidAdditionalAttributes.required

    Field validation settings.