Excel VBA 协助将工作表合并到一个工作簿中的代码

Question

我在网站上找到了以下代码： https://www.rondebruin.nl/win/s3/win008.htm ，它合并了一个文件夹中所有工作簿的范围。 该代码工作正常，但目前您必须 select 您希望它合并的文件，然后生成一个您可以保存的工作簿。

我想要的是脚本合并文件，而用户不必先 select 它们，即所有*eNodeBTraffic.csv然后将生成的合并文件自动保存为eNodeBTraffic.csv 。

我一直试图让它按照我想要的方式运行，但我不确定我在做什么。 有人可以帮忙吗？ 谢谢。

#If VBA7 Then
    Declare PtrSafe Function SetCurrentDirectoryA Lib _
    "kernel32" (ByVal lpPathName As String) As Long
#Else
    Declare Function SetCurrentDirectoryA Lib _
    "kernel32" (ByVal lpPathName As String) As Long
#End If


Sub ChDirNet(szPath As String)
    SetCurrentDirectoryA szPath
End Sub

Function RDB_Last(choice As Integer, rng As Range)
'Ron de Bruin, 5 May 2008
' 1 = last row
' 2 = last column
' 3 = last cell
    Dim lrw As Long
    Dim lcol As Integer

    Select Case choice

    Case 1:
        On Error Resume Next
        RDB_Last = rng.Find(What:="*", _
                            after:=rng.Cells(1), _
                            Lookat:=xlPart, _
                            LookIn:=xlFormulas, _
                            SearchOrder:=xlByRows, _
                            SearchDirection:=xlPrevious, _
                            MatchCase:=False).Row
        On Error GoTo 0

    Case 2:
        On Error Resume Next
        RDB_Last = rng.Find(What:="*", _
                            after:=rng.Cells(1), _
                            Lookat:=xlPart, _
                            LookIn:=xlFormulas, _
                            SearchOrder:=xlByColumns, _
                            SearchDirection:=xlPrevious, _
                            MatchCase:=False).Column
        On Error GoTo 0

    Case 3:
        On Error Resume Next
        lrw = rng.Find(What:="*", _
                       after:=rng.Cells(1), _
                       Lookat:=xlPart, _
                       LookIn:=xlFormulas, _
                       SearchOrder:=xlByRows, _
                       SearchDirection:=xlPrevious, _
                       MatchCase:=False).Row
        On Error GoTo 0

        On Error Resume Next
        lcol = rng.Find(What:="*", _
                        after:=rng.Cells(1), _
                        Lookat:=xlPart, _
                        LookIn:=xlFormulas, _
                        SearchOrder:=xlByColumns, _
                        SearchDirection:=xlPrevious, _
                        MatchCase:=False).Column
        On Error GoTo 0

        On Error Resume Next
        RDB_Last = rng.Parent.Cells(lrw, lcol).Address(False, False)
        If Err.Number > 0 Then
            RDB_Last = rng.Cells(1).Address(False, False)
            Err.Clear
        End If
        On Error GoTo 0

    End Select
End Function

Sub Basic_Example_2()
    Dim FirstCell As String
    Dim MyPath As String
    Dim SourceRcount As Long, Fnum As Long
    Dim mybook As Workbook, BaseWks As Worksheet
    Dim sourceRange As Range, destrange As Range
    Dim rnum As Long, CalcMode As Long
    Dim SaveDriveDir As String
    Dim FName As Variant


    'Change ScreenUpdating, Calculation and EnableEvents
    With Application
        CalcMode = .Calculation
        .Calculation = xlCalculationManual
        .ScreenUpdating = False
        .EnableEvents = False
    End With

    SaveDriveDir = CurDir
    ChDirNet ThisWorkbook.Path & "\Source\"

    FName = Application.GetOpenFilename(filefilter:="Excel Files (*.csv), *eNodeBTraffic.csv", _
                                        MultiSelect:=True)
    If IsArray(FName) Then
'''''''''''''''''''''''''''''''''
        'Add a new workbook with one sheet
        Set BaseWks = Workbooks.Add(xlWBATWorksheet).Worksheets(1)
        rnum = 1


        'Loop through all files in the array(myFiles)
        For Fnum = LBound(FName) To UBound(FName)
            Set mybook = Nothing
            On Error Resume Next
            Set mybook = Workbooks.Open(FName(Fnum))
            On Error GoTo 0

            If Not mybook Is Nothing Then

                On Error Resume Next
With mybook.Worksheets(1)
    FirstCell = "A3"
    Set sourceRange = .Range(FirstCell & ":" & RDB_Last(3, .Cells))
    'Test if the row of the last cell >= then the row of the FirstCell
    If RDB_Last(1, .Cells) < .Range(FirstCell).Row Then
         Set sourceRange = Nothing
    End If
End With

                If Err.Number > 0 Then
                    Err.Clear
                    Set sourceRange = Nothing
                Else
                    'if SourceRange use all columns then skip this file
                    If sourceRange.Columns.Count >= BaseWks.Columns.Count Then
                        Set sourceRange = Nothing
                    End If
                End If
                On Error GoTo 0

                If Not sourceRange Is Nothing Then

                    SourceRcount = sourceRange.Rows.Count

                    If rnum + SourceRcount >= BaseWks.Rows.Count Then
                        MsgBox "Sorry there are not enough rows in the sheet"
                        BaseWks.Columns.AutoFit
                        mybook.Close savechanges:=False
                        GoTo ExitTheSub
                    Else

                        'Set the destrange
                        Set destrange = BaseWks.Range("A" & rnum)

                        'we copy the values from the sourceRange to the destrange
                        With sourceRange
                            Set destrange = destrange. _
                                            Resize(.Rows.Count, .Columns.Count)
                        End With
                        destrange.Value = sourceRange.Value

                        rnum = rnum + SourceRcount
                    End If
                End If
                mybook.Close savechanges:=False
            End If

        Next Fnum
        BaseWks.Columns.AutoFit
    End If

ExitTheSub:
    'Restore ScreenUpdating, Calculation and EnableEvents
    With Application
        .ScreenUpdating = True
        .EnableEvents = True
        .Calculation = CalcMode
    End With
    ChDirNet SaveDriveDir
End Sub