# DayOfYear (DateTimeWithOffset dateTime)

| **Name**    | ***DayOfYear with Offset***                                                      |
| ----------- | -------------------------------------------------------------------------------- |
| Syntax      | DayOfYear (DateTimeWithOffset dateTime)                                          |
| Purpose     | To get the day of the year.                                                      |
| Description | Returns an integer between 1 and 366 representing the day of year as an integer. |
| Return Type | Int64                                                                            |
| Parameter   | dateTime \[System.DateTimeOffset] – Date for which the day will be returned      |

**Example**

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/0%20\(178\).png)

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

Where,

*dateTime* = 10/30/2020

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/1%20\(178\).png)

In the output window you can see that the day of the year has been returned for the specified date time offset value.

![](https://github.com/astera-software/Astera_Data_Stack_v9/blob/main/.gitbook/assets/2%20\(179\).png)