OPC Labs EasyOPC “Classic” Core Library
EasyDAClientHoldPeriods Object
Members 
OpcLabs_EasyOpcClassicCore ActiveX DLL : EasyDAClientHoldPeriods Object
Description
Contains optimization parameters that reduce the load on the OPC server by keeping the connections open should they be soon needed again.

 

ProgId: OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods
CLSID (Class ID): d4f970f7-2e42-4883-996d-928390e5da13
Default interface: OpcLabs.EasyOpc.DataAccess.Engine.ComTypes._EasyDAClientHoldPeriods
Event source interface:

 

For more information, see EasyDAClientHoldPeriods and OpcLabs.EasyOpc.DataAccess.Engine.ComTypes._EasyDAClientHoldPeriods in .NET Reference.

Remarks

For remarks, see EasyDAClientHoldPeriods and OpcLabs.EasyOpc.DataAccess.Engine.ComTypes._EasyDAClientHoldPeriods in .NET Reference.

Object creation

_EasyDAClientHoldPeriodsPtr EasyDAClientHoldPeriodsPtr(__uuidof(EasyDAClientHoldPeriods));
EasyDAClientHoldPeriods := CoEasyDAClientHoldPeriods.Create;
var EasyDAClientHoldPeriods = new ActiveXObject("OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods");
EasyDAClientHoldPeriods := CoEasyDAClientHoldPeriods.Create;
$EasyDAClientHoldPeriods = Win32::OLE->new("OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods");
$EasyDAClientHoldPeriods = new COM("OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods");
OLEObject EasyDAClientHoldPeriods
EasyDAClientHoldPeriods = CREATE OLEObject
EasyDAClientHoldPeriods.ConnectToNewObject("OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods")
EasyDAClientHoldPeriods = win32com.client.Dispatch('OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods')
Dim EasyDAClientHoldPeriods As New OleObject ("OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods")
Dim EasyDAClientHoldPeriods As New EasyDAClientHoldPeriods
EasyDAClientHoldPeriods = CREATEOBJECT("OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods")
Dim EasyDAClientHoldPeriods As New EasyDAClientHoldPeriods
Dim EasyDAClientHoldPeriods: Set EasyDAClientHoldPeriods = CreateObject("OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods")
EasyDAClientHoldPeriods := CreateObject("OpcLabs.EasyOpc.DataAccess.Engine.EasyDAClientHoldPeriods")
Interfaces
InterfaceDescription
An object that holds information.

 

IID (Interface ID): b9103dfd-bace-4392-afb0-ff2bfc9c7ab7

 

For more information, see _Info in .NET Reference.

 
A common base class.

 

IID (Interface ID): 9b164457-eef8-4736-bae7-531d45ea2751

 

For more information, see _Object2 in .NET Reference.

Base class for parameter objects, providing functionality such as standard names.

 

IID (Interface ID): 6d244bf5-d5df-409a-85a2-7bc8c14ef351

 

For more information, see _Parameters in .NET Reference.

 

IID (Interface ID): 0cb251a7-3ab3-3b5c-a0b8-9ddf88824b85

 

For more information, see ICloneable in .NET Reference.

 

IID (Interface ID): d0eeaa62-3d30-3ee2-b896-a2f34dda47d8

 

For more information, see ISerializable in .NET Reference.

Example

For examples, see EasyDAClientHoldPeriods in .NET Reference.

See Also

EasyDAClientHoldPeriods Members