第1个回答 2010-10-27
listbox 支持多选需要在设计的修改属性MultiSelect的值
Private Sub Command1_Click()
Dim sum As Integer
sum = 0
For i = List1.ListCount - 1 To 0 Step -1
If List1.Selected(i) Then
sum = sum + List1.List(i)
End If
Next
Text1.Text = sum
End Sub
Private Sub Form_Load()
For i = 1 To 100
If i Mod 7 = 0 Then
List1.AddItem i
End If
Next
End Sub本回答被提问者采纳