Dim cn As New Data.OleDb.OleDbConnection("provider=microsoft.jet.oledb.4.0;data source=c:\db1.mdb;user id=admin;password=")
Dim da As New OleDb.OleDbDataAdapter("select * from table1", cn)
Dim dt As New DataTable
Try
da.Fill(dt)
Catch ex As Exception
MsgBox(ex.Message)
Exit Sub
End Try
Dim dr As DataRow
For Each dr In dt.Rows
Dim theDate As Date = dr.Item(0) '取出日期型字段的值
ComboBox1.Items.Add(theDate.ToShortTimeString) '只加入时间值
Next