我需要调整特定工作表中特定列的大小。但无法这样做
Sub resizeColumn(sourceWb As String, Sheet As String, column As String)
Dim wkbSource As Workbook
Dim sheetName As Worksheet
Dim columnname As String
Application.ScreenUpdating = False
Set wkbSource = Workbooks.Open(sourceWb)
Set sheetName = wkbSource.Sheets(Sheet).Activate
Worksheets("Column width").Range("A5").ColumnWidth = 16
wkbSource.Close SaveChanges:=True
wkbSource.Close
End Sub