SqlGeography.Lat 屬性
Returns the latitude property of the geography instance.
命名空間： Microsoft.SqlServer.Types
組件： Microsoft.SqlServer.Types (在 Microsoft.SqlServer.Types.dll 中)
語法
'宣告
Public ReadOnly Property Lat As SqlDouble
Get
'用途
Dim instance As SqlGeography
Dim value As SqlDouble
value = instance.Lat
public SqlDouble Lat { get; }
public:
property SqlDouble Lat {
SqlDouble get ();
}
member Lat : SqlDouble
function get Lat () : SqlDouble
屬性值
型別：System.Data.SqlTypes.SqlDouble
A SqlDouble value that specifies the latitude.
備註
In the OpenGIS model, Lat is defined only on geography instances composed of a single point. This property will return NULL if geography instances contain more than a single point. This property is precise and read-only.