http://www.c-sharpcorner.com/2/DataBoundControlsCSMCB.asp数据绑定代码例子如下: string conStr = "Provider=Microsoft.JET.OLEDB.4.0;data source=c:\\northwind.mdb";       string sqlStr = "SELECT * FROM Employees";
      // Create connection object
      OleDbConnection conn = new OleDbConnection(conStr);
      // Create data adapter object
      OleDbDataAdapter da = new OleDbDataAdapter(sqlStr,conn);
      // Create a dataset object and fill with data using data adapter's Fill method       DataSet ds = new DataSet();
      da.Fill(ds, "Employees");
      // Attach dataset's DefaultView to the datagrid control
      DataView dv = ds.Tables["Employees"].DefaultView;       comboBox1.DataSource = dv;             comboBox1.DisplayMember = "FirstName";