Set Excel = CreateObject("Excel.Application") '创建Excel对象
Set Workbook = Excel.Workbooks.Open("D:\Data.xlsx") '打开Excel文件
Set Worksheet = Workbook.Worksheets(1) '选择第一个工作表
Dim i
For i = 1 To 8 '读取Excel文件中第二列的8个数
Dim CellValue
CellValue = Worksheet.Cells(i, 2).Value '获取单元格的值
WinCC.OA("Var" & i).Value = CellValue '将单元格的值赋值给WinCC变量
Next