datagridview アイテム (datetime 形式) を文字列に変換する方法。
これは私のコードです:
ComboBox1.Text = DatagridView1.Item(4, 1).Value.ToString()
誰かが私を助けることができますか?これは完全なコードです:
Private Sub DataGridView1_CellClick(sender As Object, e As DataGridViewCellEventArgs) Handles DataGridView1.CellClick
    btnEdit.Visible = True
    Dim i As Integer
    i = DataGridView1.CurrentRow.Index
    Dim x As String = CStr(DataGridView1.Item(4, i).Value.ToString)
    Dim y As String = CStr(DataGridView1.Item(5, i).Value.ToString)
    MsgBox(x)
    MsgBox(y)
    txtTrainID.Text = DataGridView1.Item(0, i).Value
    txtRouteID.Text = DataGridView1.Item(1, i).Value
    txtLine.Text = DataGridView1.Item(2, i).Value
    cmbLine1.Text = DataGridView1.Item(3, i).Value
    cmbLine2.Text = DataGridView1.Item(3, i).Value
    cmbLine3.Text = DataGridView1.Item(3, i).Value
    cmbTS.Text = x.ToString
    cmbTA.Text = y.ToString
    txtTrainName.Text = DataGridView1.Item(6, i).Value
    cmbFlag.Text = DataGridView1.Item(7, i).Value
End Sub