
VB求助For i = List1.ListCount - 1 To 0 Step -1
Dimi%IfList1.ListIndex<0ThenMsgBox"未选中课程表项"ExitSubElseFori=List1.ListCount-1To0Step-1...
Dim i%
If List1.ListIndex < 0 Then
MsgBox "未选中课程表项"
Exit Sub
Else
For i = List1.ListCount - 1 To 0 Step -1
If List1.Selected(i) Then
List2.AddItem List1.List(i)
List1.RemoveItem i
End If
Next i
End If
以上代码其中:For i = List1.ListCount - 1 To 0 Step -1
代表什么意思 展开
If List1.ListIndex < 0 Then
MsgBox "未选中课程表项"
Exit Sub
Else
For i = List1.ListCount - 1 To 0 Step -1
If List1.Selected(i) Then
List2.AddItem List1.List(i)
List1.RemoveItem i
End If
Next i
End If
以上代码其中:For i = List1.ListCount - 1 To 0 Step -1
代表什么意思 展开
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