Gets the number of items that will be used from the data source for the current page.
Assembly: System.Web.Extensions (in System.Web.Extensions.dll)
Use the property to determine the number of items that will be used from the data source. The value returned is determined by the following criteria:
If the current page is not the last page and the MaximumRows property is set to a value that is less than 0, the value of the DataSourceCount property is subtracted from the value of the StartRowIndex property before it is returned.
If the DataSource property is null, 0 is returned.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.