[Rabeea Qbaha]

PHP كود :

'فحص الاتصال بقاعدة البيانات
        If Conn.State = ConnectionState.Closed Then
            Conn.Open()
        End If
  query = "SELECT * FROM [your_table] order by @p1 asc"
        command = New OleDbCommand(query, Conn)
command.Parameters.AddWithValue("@p1", combobox1.selecteditem)