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

# FLOOR

> The FLOOR function rounds a number down to the nearest integer or the nearest multiple of a specified base. Widely used in YiDA Forms, workflow design, integration & automation, and other scenarios, it supports main form fields, business association rules, validation, and more. Set the two Required attributes—number and significance—to round numeric values down.

This topic describes the syntax, parameters, and usage of the FLOOR function to help you round numeric values down in your forms and workflows.

## Supported Product Scenarios

The FLOOR function is supported in the following YiDA scenarios:

* Form (main form field)
* Form (business association rule)
* Form (validation)
* Workflow design (validation rule)
* Workflow design (association action)
* Integration & automation
* Workflow node
* Connector

## Format

```text theme={"theme":{"light":"github-light","dark":"github-dark"}}
FLOOR(number,significance)
```

## Attribute Description

| Attribute    | Required | Description                                       |
| ------------ | -------- | ------------------------------------------------- |
| number       | Yes      | The number to round down. Must be of number type. |
| significance | Yes      | The specified base (multiple).                    |

## Return Value

| Return value type | Description             |
| ----------------- | ----------------------- |
| Numerical         | The rounded-down value. |

## Example

As shown in the figure below, use the `FLOOR()` function to round a number down.

## Try It Out

Round down (toward increasing absolute value) to the nearest multiple of 3 of the specified base.