ループして SelectedをTrue/Falseする
Private Sub cmd全選択_Click() Dim iintLoop As Integer With Me!lstResult For iintLoop = 0 To .ListCount - 1 .Selected(iintLoop) = True Next iintLoop End With End Sub Private Sub cmd全解除_Click() Dim iintLoop As Integer With Me!lstResult For iintLoop = 0 To .ListCount - 1 .Selected(iintLoop) = False Next iintLoop End With End Sub