Web.AppInstanceId property

SharePoint Online

The instance Id of the App Instance that this website represents.

Namespace:  Microsoft.SharePoint.Client
Assembly:  Microsoft.SharePoint.Client (in Microsoft.SharePoint.Client.dll)

public Guid AppInstanceId { get; }

Property value

Type: System.Guid
The identifier of the App Instance.

If this site does not represent an App Instance then this must specify an empty GUID.

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