IFIX,VB读写脚本，PDB

发布时间：2020-12-17 07:33:39 所属栏目：百科来源：网络整理

导读：Description This sample code will read data from an iFIX tag. 'declare a few objects Dim objWorkspace As Object Dim objDataItem As Object 'get reference to the workspace Set objWorkspace = CreateObject("Workspace.Application") 'use the wor

Description
This sample code will read data from an iFIX tag.

'declare a few objects
Dim objWorkspace As Object
Dim objDataItem As Object

'get reference to the workspace
Set objWorkspace = CreateObject("Workspace.Application")
'use the workspace.system object to obtain the OODB dataitem
Set objDataItem = objWorkspace.System.FindObject("Fix32.FIX.AI1.F_CV")

'display the value in a msgbox
MsgBox objDataItem.Value

objDataItem.Value = "75"

（编辑：李大同）

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