How to add a DropDownList control in PlaceHolder programmatically
PlaceHolderAddDropDownList.aspx
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Drawing" %>
<!DOCTYPE html>
<script runat="server">
protected void Button1_Click(object sender, System.EventArgs e)
{
String[] ControlList = { "HiddenField", "Calendar", "ImageMap", "Label", "Literal" };
DropDownList DropDownList1 = new DropDownList();
DropDownList1.BorderWidth = 2;
DropDownList1.BorderColor = Color.SkyBlue;
DropDownList1.BackColor = Color.AliceBlue;
DropDownList1.ForeColor = Color.DeepPink;
DropDownList1.Font.Italic = true;
DropDownList1.Font.Size = FontUnit.Large;
DropDownList1.Font.Name = "Comic Sans MS";
DropDownList1.Width = 250;
DropDownList1.DataSource = ControlList;
DropDownList1.DataBind();
PlaceHolder1.Controls.Add(DropDownList1);
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title>How to add a DropDownList control in PlaceHolder programmatically</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h2 style="color:Navy; font-style:italic;">PlaceHolder Example: Add DropDownList</h2>
<br />
<asp:PlaceHolder
ID="PlaceHolder1"
runat="server"
>
</asp:PlaceHolder>
<br /><br /><br />
<asp:Button
ID="Button1"
runat="server"
ForeColor="DarkBlue"
Text="Add DropDownList Control"
Height="45"
OnClick="Button1_Click"
Font-Bold="true"
/>
</div>
</form>
</body>
</html>
