Gets or sets a token that specifies the end date and time that changes can be returned through the query.
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
If the property is set to a a null reference (Nothing in Visual Basic) value, the query returns all changes after the date that is specified by the ChangeTokenStart property. If more than 1000 changes occurred during this time period, the first 1000 are returned.