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GeoCoordinate::IsUnknown Property
Visual Studio 2010
Gets a value that indicates whether the GeoCoordinate does not contain latitude or longitude data.
Assembly: System.Device (in System.Device.dll)
Property Value
Type: System::Booleantrue if the GeoCoordinate does not contain latitude or longitude data; otherwise, false.
A GeoCoordinate that does not contain latitude or longitude data is equal to Unknown.
The following code example verifies whether the GeoCoordinate that corresponds to a location is Unknown before printing out its latitude and longitude.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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