> ## 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.

# CONCATENATE

> The CONCATENATE function joins multiple strings into one. It works across various YiDA scenarios such as forms and workflow design. Learn its format, attributes, return value type, and try it through the example.

The **CONCATENATE** function joins multiple strings into a single string.

## Supported Product Scenarios

The **CONCATENATE** function is supported in the following YiDA scenarios:

* Form (main table fields)
* Form (business association rules)
* Form (validation)
* Workflow design (validation rules)
* Workflow design (association actions)
* Integration and automation
* Workflow node
* Connector

## Format

```text theme={"theme":{"light":"github-light","dark":"github-dark"}}
CONCATENATE(text1,text2,text3....)
```

## Attributes

| **Attribute**         | **Required** | **Description**                                                                                                                   |
| --------------------- | ------------ | --------------------------------------------------------------------------------------------------------------------------------- |
| text1,text2,text3.... | Yes          | The strings to join. Separate multiple strings with commas. <br />**Note**: If the value is a string, wrap it in quotation marks. |

## Return Value

| **Return value type** | **Description**                                                                                                                                                                                                 |
| --------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Text                  | The joined string. <br />The order of the new string follows the order of the attribute values passed to the **CONCATENATE** function. <br />For example, the formula `CONCATENATE("a","b","c")` returns `abc`. |

## Example

The formula below returns: `YiDA low-code development platform`.

## Try It

Join the values of Single-line text components 1, 2, and 3.