Dim Book As New XLS.Book(dlg.filename)

    Dim Sheet As XLS.Sheet = Book.Sheets(0)

    Tables("计时临时考勤表").StopRedraw()

    \'注意以下数组中列名称的顺序,必须和Excel表中的列顺序一致

    Dim nms() As String = {"工号","部门名称","姓名","正常出勤","平常加班","假日加班","合计考勤","考勤扣款","满勤天数","合计调休天数","高温补贴"}

    

    Dim i As Integer =0

    Dim k As Integer=0

    For n As Integer = 1 To Sheet.Rows.Count -1

        Dim gh As String = sheet(n,0).Text \'excel文件第3列

        If DataTables("计时临时考勤表").Find("工号 = \'" & gh & "\' ") Is Nothing Then \'如果不存在同编号的订单

            Dim r As Row = Tables("计时临时考勤表").AddNew()

            For m As Integer = 0 To nms.Length - 1

                r(nms(m)) = Sheet(n,m).Value

                r("日期") = _xzyf

            Next

            i=i+1 \'记录导入条数

        Else

            For Each r As Row In Tables("计时工资_table1").Rows

                If r("工号") =gh  Then

                    r.Checked = True

                End If

            Next

        End If

    Next

    MessageBox.Show("共有" & Sheet.Rows.Count -1 &"条记录,成功导入" & i & "记录 ,重复记录为" & Sheet.Rows.Count -1 -i & "条" )

    Tables("计时临时考勤表").ResumeRedraw()