在VB.net关闭后,Excel进程仍然运行

Dim xlApp As Excel.Application = New Excel.Application()
Dim xlWorkBook As Excel.Workbook = xlApp.Workbooks.Open("C:\test.xlsx")

' 在此处执行您的操作...

' 释放对象
xlWorkBook.Close()
Marshal.ReleaseComObject(xlWorkBook)
xlApp.Quit()
Marshal.ReleaseComObject(xlApp)

xlWorkBook.Close()
xlApp.Quit()

GC.Collect()
GC.WaitForPendingFinalizers()

xlWorkBook.Close()
Marshal.FinalReleaseComObject(xlWorkBook)
xlApp.Quit()
Marshal.FinalReleaseComObject(xlApp)

Imports OfficeOpenXml

Using xlPackage As New ExcelPackage(New FileInfo("C:\test.xlsx"))
    Dim xlWorksheet As ExcelWorksheet = xlPackage.Workbook.Worksheets("Sheet1")

    ' 在此处执行您的操作...

End Using