'Declaration
<ExtensionAttribute()> <NotNullAttribute()> Public Overloads Shared Function GetPropertyValueArrayOfDouble( _ ByVal client As IEasyDAClient, _ ByVal machineName As String, _ ByVal serverClass As String, _ ByVal itemId As String, _ ByVal propertyId As DAPropertyId _ ) As Double()
'Usage
Dim client As IEasyDAClient Dim machineName As String Dim serverClass As String Dim itemId As String Dim propertyId As DAPropertyId Dim value() As Double value = IEasyDAClientExtension2.GetPropertyValueArrayOfDouble(client, machineName, serverClass, itemId, propertyId)
[Extension()] [NotNull()] public static double[] GetPropertyValueArrayOfDouble( IEasyDAClient client, string machineName, string serverClass, string itemId, DAPropertyId propertyId )
[Extension()] [NotNull()] public: static array<double>^ GetPropertyValueArrayOfDouble( IEasyDAClient^ client, String^ machineName, String^ serverClass, String^ itemId, DAPropertyId^ propertyId )
Parameters
- client
- The client object that will perform the operation.
- machineName
- Name of the machine. Determines the computer on which the OPC server is located. May be an empty string, in which case the OPC server is assumed to exist on the local computer or at the computer specified for it by DCOM configuration.
- serverClass
- Contains ProgID of the OPC server to read from.
- itemId
- The Item ID of the OPC item involved in the operation.
- propertyId
- The Property ID of the OPC property being obtained
Return Value
If successful, the function returns the actual value of the OPC property requested, converted to a type indicated by the method name.