---
title: fluentform/file_upload_validations
description: "## Description  Using this filter you can modify the file upload validation rules and messages. ```php apply_filters('fluentform/file_upload_validations',[$rules, $messages],$this->form); ``` ## Usage   ```php add_filter('fluentform/file_upload_validations', function ($validations, $form) { // do your stuff return $validations; }, 10, 2); ``` ## Parameters -…"
url: "https://fluentforms.com/docs/fluentform_file_upload_validations/"
updated: "2023-07-21"
category: Filter Hooks
---

# fluentform/file_upload_validations

## Description 

Using this filter you can modify the file upload validation rules and messages.

```php
apply_filters('fluentform/file_upload_validations',[$rules, $messages],$this->form);
```

## Usage  

```php
add_filter('fluentform/file_upload_validations', function ($validations, $form) {
    // do your stuff
    return $validations;
}, 10, 2);
```

## Parameters

- **$validations** (array) Validation Rules
- **$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 the pro version *src/Uploader.php*