# Trim

| **Name**    | ***Trim***                                                                                                                                    |
| ----------- | --------------------------------------------------------------------------------------------------------------------------------------------- |
| Syntax      | Trim (String str)                                                                                                                             |
| Purpose     | To remove the leading and trailing white space characters from the specified string.                                                          |
| Description | Removes any leading and trailing white spaces from the string argument. Whitespaces include spaces, new lines, tabs, and linefeed characters. |
| Return Type | String                                                                                                                                        |
| Parameters  | str \[System.String] – String which will be trimmed                                                                                           |

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/0%20\(85\).png)

**Example**

In this example, we are passing the required parameters to the function transformation object using a *Variables* object.

Where,

*Str*: ABC

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/1%20\(86\).png)

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/2%20\(86\).png)

Right-click on the function transformation object and select *Preview Output.* You can see that Astera Data Stack has returned a string value, with trimmed leading and trailing whitespace characters.

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/3%20\(25\).png)