> For the complete documentation index, see [llms.txt](https://doc.sysdevmobile.com/mss-extensibility/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.sysdevmobile.com/mss-extensibility/mss-5.0/mss-extension-functions-mss-kalipso/start-of-day/1301-start-of-day-save-start-of-day.md).

# 1301 - (Start of Day) Save Start of Day

1301 - (Start of Day) Save Start of Day

| Event   | Extension action set  | Description                                                |
| ------- | --------------------- | ---------------------------------------------------------- |
| Before  | EXT\_1301\_1\_Before  | Will be executed before MSS opens the Start of Day module; |
| Replace | EXT\_1301\_2\_Replace | Will replace MSS Start of Day module;                      |
| After   | EXT\_1301\_3\_After   | Will be executed after closing the Start of Day module;    |

*Input Parameters (event before):*

* inBeginDate – Current date;
* inBeginHour – Current hour;
* inSelectedVehicle – Vehicle selected;
* inKms – Vehicles Kms;
* inUserField1 – User field 1;
* inUserField2 – User field 2;
* inUserField3 – User field 3;

{% hint style="info" %}
These values are only in memory
{% endhint %}

*Input Parameters* *(event replace):*

* inBeginDate – Current date;
* inBeginHour – Current hour;
* inSelectedVehicle – Vehicle selected;
* inKms – Vehicles Kms;
* inUserField1 – User field 1;
* inUserField2 – User field 2;
* inUserField3 – User field 3;

{% hint style="info" %}
These values are only in memory
{% endhint %}

*Output Parameters (event replace):*

* outCanSave – Return code: 1 – Save start of the day / 0 – Cancel the process;

*Input Parameters (event after):*

* inBeginDate – Current date;
* inBeginHour – Current hour;
* inSelectedVehicle – Vehicle selected;
* inKms – Vehicles Kms;
* inUserField1 – User field 1;
* inUserField2 – User field 2;
* inUserField3 – User field 3;