# Week (Date dateTime)

| **Name**    | ***Week***                                                                         |
| ----------- | ---------------------------------------------------------------------------------- |
| Syntax      | Week (Date dateTime)                                                               |
| Purpose     | To get week part of the specified date time value.                                 |
| Description | Returns the week part of the specified date time value. Returns 0 if date is null. |
| Return Type | Int32                                                                              |
| Parameter   | dateTime \[System.DateTime] – Date for which the week will be returned             |

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/0%20\(162\).png)

**Example**

In this example, we will pass a date time value to the function transformation object using a *Variables* object.

Where,

*dateTime* = 08/06/2018

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/1%20\(163\).png)

In the output window, you can see that the week part of the provided date time value has been returned.

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/2%20\(163\).png)