GeographyOperationsExtensions.Distance Method
Determines the distance of the geography.
Namespace: System.Spatial
Assembly: System.Spatial (in System.Spatial.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Function Distance ( _
operand1 As Geography, _
operand2 As Geography _
) As Nullable(Of Double)
'Usage
Dim operand1 As Geography
Dim operand2 As Geography
Dim returnValue As Nullable(Of Double)
returnValue = operand1.Distance(operand2)
public static Nullable<double> Distance(
this Geography operand1,
Geography operand2
)
[ExtensionAttribute]
public:
static Nullable<double> Distance(
Geography^ operand1,
Geography^ operand2
)
static member Distance :
operand1:Geography *
operand2:Geography -> Nullable<float>
public static function Distance(
operand1 : Geography,
operand2 : Geography
) : Nullable<double>
Parameters
- operand1
Type: System.Spatial.Geography
The first operand.
- operand2
Type: System.Spatial.Geography
The second operand.
Return Value
Type: System.Nullable<Double>
The operation result.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type Geography. When you use instance method syntax to call this method, omit the first parameter. For more information, see https://msdn.microsoft.com/en-us/library/bb384936(v=vs.103) or https://msdn.microsoft.com/en-us/library/bb383977(v=vs.103).