Visual Basic (Declaration) | |
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Public Function QueryProperties( _ ByVal ItemHandle As Integer, _ ByRef numProp As Integer, _ ByRef IDs As Integer(), _ ByRef Names As String(), _ ByRef Descriptions As String(), _ ByRef Values As Object() _ ) As Integer |
Visual Basic (Usage) | ![]() |
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Dim instance As GenericServer Dim ItemHandle As Integer Dim numProp As Integer Dim IDs As Integer() Dim Names As String() Dim Descriptions As String() Dim Values As Object() Dim value As Integer value = instance.QueryProperties(ItemHandle, numProp, IDs, Names, Descriptions, Values) |
C# | |
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public int QueryProperties( int ItemHandle, out int numProp, out int[] IDs, out string[] Names, out string[] Descriptions, out object[] Values ) |
Managed Extensions for C++ | |
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public: int QueryProperties( int ItemHandle, [PARAMFLAG::Out] int numProp, [PARAMFLAG::Out] int[] IDs, [PARAMFLAG::Out] string*[] Names, [PARAMFLAG::Out] string*[] Descriptions, [PARAMFLAG::Out] Object*[] Values ) |
C++/CLI | |
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public: int QueryProperties( int ItemHandle, [Out] int numProp, [Out] array<int> IDs, [Out] array<String^> Names, [Out] array<String^> Descriptions, [Out] array<Object^> Values ) |
Parameters
- ItemHandle
- Application item handle
- numProp
- Number of properties retruned
- IDs
- Array with the the property ID number
- Names
- Array with the property names. This symbolic name is used only in the XML-DA server. It is ignored by the DANSrv OPC DA server.
- Descriptions
- Array with the property description
- Values
- Array with the current property values
Return Value
HRESULT success/error code. S_FALSE if the item has no custom properties.Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family