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我有這樣的問題,即room_type_id設置爲1(「標準酒店率」的ID,上表tbl_Room),即使我選擇了「宿舍式房間」,其ID相當於2組合框/數據庫錯誤?
這是我的代碼
cn = new OleDbConnection("Provider=SQLOLEDB;Server=xleira-haven\\SQLEXPRESS;Database=MegikoHMS;Uid=sa; Pwd=b1admin;");
OleDbCommand cmdRead = new OleDbCommand("select * from tbl_RoomType", cn);
InitializeComponent();
cn.Open();
da = new OleDbDataAdapter(cmdRead);
dt = new DataTable();
da.Fill(dt);
cbRoomType.DisplayMember = "room_type_name";
cbRoomType.ValueMember = "room_type_id";
cbRoomType.DataSource = dt;
if (cbRoomType.Text == dt.Rows[0]["room_type_name"].ToString())
{
x = int.Parse(dt.Rows[0]["room_type_name"].ToString());
}