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===================================================== FrmDropDownListDynamicCreation.aspx ===================================================== <%@ Page Language="C#" AutoEventWireup="true" CodeFile="FrmDropDownListDynamicCreation.aspx.cs" Inherits="FrmDropDownListDynamicCreation" %>

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===================================================== FrmDropDownListDynamicCreation.aspx.cs ===================================================== using System; using System.Web.UI.WebControls; public partial class FrmDropDownListDynamicCreation : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { for (int i = 1; i <= 2; i++) { DropDownList ddl = new DropDownList(); ddl.ID = String.Format("ddl{0}", i); // ddl1, ddl2 ddl.Items.Add(new ListItem("Text1", "Value1")); ddl.Items.Add(new ListItem("Text2", "Value2")); ddl.Items.Add(new ListItem("Text3", "Value3")); PlaceHolder1.Controls.Add(ddl); // 동적으로 생성된 드롭다운리스트 추가 } } protected void btnGet_Click(object sender, EventArgs e) { Label1.Text = "선택된 값: "; for (int i = 1; i <= 2; i++) { DropDownList ddl = PlaceHolder1.FindControl(String.Format("ddl{0}", i)) as DropDownList; if (ddl != null) { Label1.Text += ddl.SelectedValue + ", "; } } } }