[英]Nested loop 'FOR' - Excel VBA
你能看到 VBA Excel 中嵌套循環的問題在哪里嗎?
我要做的是檢查數據(可能會出現不同的范圍以及一些重復的數據)
Dan - 帶有圖案數據的表格選項卡 - 帶有在名稱相同時需要額外 ID 信息的數據的表格。 要檢查它,我 select 丹中的一個單元格並用圖案標簽表中的整個列進行驗證
代碼:
Sub MatchName()
Dim n1 As Long
Dim n2 As Long
Dim LastRowcheck1 As Long
Dim LastRowcheck2 As Long
LastRowcheck1 = Sheets("Tab").Range("C" & Rows.Count).End(xlUp).Row
LastRowcheck2 = Sheets("Dan").Range("A" & Rows.Count).End(xlUp).Row
Sheets("Tab").Activate
For n1 = 2 To LastRowcheck1
For n2 = 2 To LastRowcheck2
If Sheets("Tab").Cells(n1, 1) = Sheets("Dan").Cells(n2, 1) Then
Sheets("Tab").Cells(n1, 6) = Sheets("Dan").Cells(n2, 1)
Sheets("Tab").Cells(n1, 30) = Sheets("Dan").Cells(n2, 2)
Next n2
Else
Next n1
End Sub
Sub MatchName()
Dim n1 As Long
Dim n2 As Long
Dim LastRowcheck1 As Long
Dim LastRowcheck2 As Long
LastRowcheck1 = Sheets("Tab").Range("C" & Rows.Count).End(xlUp).Row
LastRowcheck2 = Sheets("Dan").Range("A" & Rows.Count).End(xlUp).Row
Sheets("Tab").Activate
For n1 = 2 To LastRowcheck1
For n2 = 2 To LastRowcheck2
Debug.Print "From: " & Sheets("Dan").Cells(n2, 1).Value & " to " & Sheets("Tab").Cells(n1, 3).Value
If Sheets("Tab").Cells(n1, 3).Value = Sheets("Dan").Cells(n2, 1).Value Then
Sheets("Tab").Cells(n1, 6).Value = Sheets("Dan").Cells(n2, 1).Value
Sheets("Tab").Cells(n1, 30).Value = Sheets("Dan").Cells(n2, 2).Value
End If
Next n2
Next n1
End Sub
沒有嵌套循環的更快方法:
Sub MatchName2()
Dim n1 As Long, row As Variant
With Sheets("Tab")
For n1 = 2 To .Range("A" & .Rows.Count).End(xlUp).row
row = Application.Match(.Cells(n1, 1), Sheets("Dan").Columns(1), 0)
If IsNumeric(row) Then
.Cells(n1, 6) = Sheets("Dan").Cells(row, 1)
.Cells(n1, 30) = Sheets("Dan").Cells(row, 2)
End If
Next n1
End With
End Sub
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