EXCEL VBA批量获取excel标题内容并填写到当前文件中

Sub test()
  Dim r&, i&
  Dim arr, brr
  Dim wba As Workbook
  Dim wsa As Worksheet
  Set wba = ThisWorkbook
  Set wsa = wba.Worksheets(1)
  'wsa.Range("b1:GY21").Clear
  wsa.Range("A2:GY21").Clear
  Dim namenum As Integer
  namenum = 2 '从第二行开始
  Dim wb As Workbook
  Dim ws As Worksheet
  Dim mypath$, myname$
  Dim csvcount
  Dim sumproduct
  Dim unull
  Dim zhushicishu
  Application.ScreenUpdating = False
  Application.DisplayAlerts = False
  mypath = ThisWorkbook.Path & "\原始数据存放\"
  myname = Dir(mypath & "*.*")
  Randomize Timer
  csvcount = 0
  Application.DisplayAlerts = False
  Application.ScreenUpdating = False
  j = 65
  Do While myname <> ""
    Set wb = GetObject(mypath & myname)
    Windows(wb.Name).Visible = True
    sumproduct = 0
    
    With wb
      With .Worksheets(1)
      wsa.Cells(namenum, 1) = myname

      
      For i = 1 To 200
      
        If wb.Worksheets(1).Cells(1, i) <> "" Then
            If (i + 64) <= 90 Then
             wsa.Cells(1, i + 1) = Chr(i + 64)
            Else
                wsa.Cells(1, i + 1) = Chr(65) & Chr(j)
                j = j + 1
            End If
            wsa.Cells(namenum, i + 1) = Trim(wb.Worksheets(1).Cells(1, i))
        Else
            Exit For
        End If
        
      
      Next i
            namenum = namenum + 1
       
      End With
      .Close True
    End With
    myname = Dir
  Loop
Application.DisplayAlerts = True
Application.ScreenUpdating = True
MsgBox "数据写入完毕！"
End Sub