DropDownList动态绑定数据源

/// <param name="dropDownList">下拉控件ID</param>

/// <param name="isAddHeader">是否添加公共信息</param>

/// <param name="headerInfo">公共信息文本</param>

public void BindDropDownList(System.Web.UI.WebControls.DropDownList dropDownList, bool isAddHeader, string headerInfo)

{

//从数据库中搜索数据

var list = GetModelList(" Status=1 ");

dropDownList.DataSource = list;  //绑定数据源

dropDownList.DataTextField = "要显示的值";  //绑定数据源中的字段

dropDownList.DataValueField = "要绑定的值";  //绑定数据源中的字段

dropDownList.DataBind();

if(isAddHeader)

{

dropDownList.Items.Insert(0, new System.Web.UI.WebControls.ListItem(headerInfo,"0"));

} 

}

//设置DropDownList选中的值

this.ddlDepart.SelectedIndex = ddlDepart.Items.IndexOf(ddlDepart.Items.FindByValue(“0”));