combox的显示成员和数据成员来自一个SQL.该如何设置?如下代码,得不到需要的值
Dim cmd As New SQLCommand
cmd.ConnectionName = _DataSource
cmd.CommandText = "select PartyCode,PartyName from B_Party where PartyType='RGN'"
Dim rgn_dt As DataTable=cmd.ExecuteReader()
Dim quyu As WinForm.ComboBox = e.Form.Controls("ComboBox1")
quyu.DisplayMember = "PartyName"
quyu.ValueMember = "PartyCode"
quyu.DataSource = rgn_dt.Name