# Abs (Double)

| **Name**    | ***Abs (Real)***                                                               |
| ----------- | ------------------------------------------------------------------------------ |
| Syntax      | Abs (Real number)                                                              |
| Purpose     | To return the absolute value of a given number.                                |
| Description | Returns the absolute value for the given number.                               |
| Return Type | Real                                                                           |
| Parameters  | number \[System.Double] – Number for which the absolute value will be returned |

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/0%20\(26\).png)

**Example**

In this example, we are passing negative double value to the function transformation object using a *Variables* object.

Where,

*number* = -1234

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/1%20\(27\).png)

In the output window, you can see that the absolute value, 1234, has been returned for the provided *number* value.

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/2%20\(27\).png)