---
title: "Be"
manual: "Fluid ViewHelper Reference"
version: "main"
permalink: "https://docs.typo3.org/permalink/t3viewhelper:be@main"
source: "Form/Be/Index.rst"
modified: "2026-09-17T05:12:06+00:00"
---

# Be

> [!NOTE]
> This ViewHelper is not available by default. It is only available if
> [`typo3/cms-form`](https://packagist.org/packages/typo3/cms-form) is installed and its namespace is imported.
>
> [Import its namespace](https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/ApiOverview/Fluid/UsingFluidInTypo3.html#fluid-syntax-viewhelpers-import-namespaces)
> `{namespace formvh=TYPO3\CMS\Form\ViewHelpers\}` in the Fluid file or
> `xmlns:formvh="http://typo3.org/ns/TYPO3/CMS/Form/ViewHelpers/"` in the opening HTML tag.

-   [be.maximumFileSize](https://docs.typo3.org/permalink/t3viewhelper:typo3-form-be-maximumfilesize@main)
-   [be.renderContentElementPreview](https://docs.typo3.org/permalink/t3viewhelper:typo3-form-be-rendercontentelementpreview@main)