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  • C# winform窗体 ComboBox控件

    赋值:

    第一种方法:

    控件名称为:cmbXb

        cmbXb.Items.Add("男");
        cmbXb.Items.Add("女");
        cmbXb.SelectedIndex = 0;

    第二种方法:

    控件名称为:cbxGuoji

        string sql = "select id,mc from ZDYLX where fl = 'gj' and zt = '正常'";
        List<NationalityInfo> Mylist = new List<NationalityInfo>();
        NationalityInfo nationality = null;

        nationality = new NationalityInfo();
        nationality.id = Convert.ToInt32(0);
        nationality.mc = "";

        Mylist.Add(nationality);

        using (DataSet Myds = DbHelperSQL.Query(sql))
        {
               using (DataTable Mytable = Myds.Tables[0])
               {
                      for (int i = 0; i < Mytable.Rows.Count; i++)
                      {
                            nationality = new NationalityInfo();
                            nationality.id = Convert.ToInt32(Mytable.Rows[i][0].ToString());
                            nationality.mc = Mytable.Rows[i][1].ToString();
                            Mylist.Add(nationality);
                       }
                 }
          }
          //清除原有数据
          cbxGuoji.DataSource = null;

          //绑定新数据
          cbxGuoji.DataSource = Mylist;
          cbxGuoji.DisplayMember = "mc";
          cbxGuoji.ValueMember = "id";

    使用:

    第一种方法:  cbxGuoji

        string nation = Convert.ToString(myTable.Rows[0][11]);
        cbxGuoji.Text = nation;

    第二种方法:   cbxMoney

        string npjsr = Convert.ToString(myTable.Rows[0][23]);
         for (int i = 0; i < cbxMoney.Items.Count; i++)
         {
                 if (cbxMoney.GetItemText(cbxMoney.Items[i]) == npjsr)
                  {
                         cbxMoney.SelectedItem = cbxMoney.Items[i];
                   }
         }

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  • 原文地址:https://www.cnblogs.com/zqn518/p/3096723.html
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