How to kill the instance of Excel when we read Excel files in asp.net

[aspdotnet88]

Imports System.Runtime. InteropServices .Marshal
Imports System.Componen tModel.Componen t
Imports System.Diagnost ics

Dim _excel = New Excel.Applicati on() ' create a new COM object for excel
Dim workbook As Excel.Workbook = _excel.Workbook s.Open("C:\Pawa n\Project\prjIn tranetPortal\Ex cel files\QAGAudit PSLinks 18-Sep-07")
Dim wsSummary As Excel.Worksheet
wsSummary = _excel.Workshee ts(2)
Dim STR2 As String = fnGetCellValueT ext("PrjName", wsSummary)
wsSummary = Nothing
ReleaseComObjec t(wsSummary)
workbook = Nothing
_excel.Quit()
ReleaseComObjec t(workbook)

_excel = Nothing

ReleaseComObjec t(_excel)
System.GC.Colle ct()



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