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drpStyle.DataSource = users.retStaffType();
drpStyle.DataTextField = "tName";
drpStyle.DataValueField = "tID";
drpStyle.DataBind();
drpStyle.Items.Insert(0,new ListItem("全体","0"));
drpStyle.SelectedValue
using System.Web.UI.WebControls;
List<province> p = XXX(); //获取实体类集合
循环添加如下
DropDownList1.Items.Add(new ListItem(p.name,p.code));
这样你取值的时候通过
string name = DropDownList1.SelectedItem.Text;
string code = DropDownList1.SelectedItem.Value;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class Default2 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
List<province> lt_p = new List<province>() {
new province{ P_Name="北京", P_code=1001 },
new province{ P_Name="辽宁", P_code=1002}
};
for (int i = 0; i < lt_p.Count; i++)
{
DropDownList1.Items.Add(new ListItem(lt_p[i].P_Name, lt_p[i].P_code.ToString()));
}
}
}
public class province
{
public province()
{
}
private string _P_Name;
public string P_Name
{
get { return _P_Name; }
set { _P_Name = value; }
}
private int _P_code;
public int P_code
{
get { return _P_code; }
set { _P_code = value; }
}
}