Excel IF -Then-Else条件

时间:2012-09-24 18:00:39

标签: vba

请协助运行以下Excel宏。我想我错过了一些东西。逻辑不起作用。

Sub RiskGrade()

Dim Value1 As String

Sheets("Sheet1").Select
If (Cells(10, 2) = "BX") Then Cells(12, 4) = -8
Exit Sub

ElseIf (Cells(10, 2) = "GX") Then Cells(12, 4) = -7
Exit Sub

Else
    For i = 12 To 14

        Value1 = Right(Trim(Sheet1.Cells(i, 2)), 1)
        'MsgBox Value1
        Select Case Value1
            Case "W"
                Cells(i, 4) = 1
            Case "H", "S", "R", "F", "G"
                Cells(i, 4) = 2
            Case "D"
                Cells(i, 4) = 3
            Case "C"
                Cells(i, 4) = 4
            Case "B"
                Cells(i, 4) = 5
            Case "A"
                Cells(i, 4) = 6
            Case "*"
                Cells(i, 4) = 7
            Case "M"
                Cells(i, 4) = 8
            Case "E"
                Cells(i, 4) = 9
            Case OTHER
                Cells(i, 4) = -9
        End Select
        Exit For
    Next i
End If

End Sub

4 个答案:

答案 0 :(得分:9)

你已经启动了一个IF语句,并在同一行添加了一个动作,这意味着它不会期望在此之后出现END IF或ELSE。

在VB中

  

IF条件然后行动

是一个IF语句。

考虑

If (Cells(10, 2) = "BX") Then
  Cells(12, 4) = -8
  Exit Sub
ElseIf (Cells(10, 2) = "GX") Then
  Cells(12, 4) = -7
  Exit Sub
...

答案 1 :(得分:3)

  1. Case OTHER应为Case Else
  2. Exit For将在第一次通过后终止循环,因此需要删除或更改为您希望处理中止的位置
  3. If ... Then应为多行或单行。

    • 多行:
      If (Cells(10, 2) = "BX") Then
      Cells(12, 4) = -8
      Exit Sub
      ElseIf ...

    • 单行:
      If (Cells(10, 2) = "BX") Then Cells(12, 4) = -8 : Exit Sub
      ElseIf ...

      (注意使用:分隔同一If语句中的命令)

答案 2 :(得分:0)

您应该使用OPTION EXPLICIT,因为当拼写错误应用于关键字时,它有助于发现错误。

在当前形状中,您使用Case OTHER Case Else指定了意外行为,VBA中没有关键字OTHER,因此OTHER被解释为{Variant的变量1}}数据类型,但Case Else将被正确解释为"在其他情况下执行..."。

Exit For Select停止宏执行后i=12使用Option Explicit Sub RiskGrade() Dim Value1 As String Sheets("Sheet1").Select If (Cells(10, 2) = "BX") Then Cells(12, 4) = -8 Exit Sub ElseIf (Cells(10, 2) = "GX") Then Cells(12, 4) = -7 Exit Sub Else For i = 12 To 14 Value1 = Right(Trim(Sheet1.Cells(i, 2)), 1) Debug.Print Value1 'CTRL+G for immediate window Select Case Value1 Case "W" Cells(i, 4) = 1 Case "H", "S", "R", "F", "G" Cells(i, 4) = 2 Case "D" Cells(i, 4) = 3 Case "C" Cells(i, 4) = 4 Case "B" Cells(i, 4) = 5 Case "A" Cells(i, 4) = 6 Case "*" 'I don't know what behaviour in will cause, does it spot '*' only, or any char Cells(i, 4) = 7 Case "M" Cells(i, 4) = 8 Case "E" Cells(i, 4) = 9 Case Other ' not OTHER Cells(i, 4) = -9 End Select 'Exit For ' - why exit after first iteration - guess it's unnecessary procedure ? Next i End If ,则不会应用13和14。

{{1}}

End Sub

答案 3 :(得分:-1)

如果同时删除“exit sub”,它应该可以正常工作。 使用“退出子”,似乎你正在关闭你没有“结束if”

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