Add ListItem to DropDownList : DropDownList « Asp Control « ASP.Net

1. ASP.Net
2. Asp Control
3. DropDownList

Add ListItem to DropDownList

<script language="C#" runat="server">
protected void Page_Load(object o, EventArgs e) {
    if(!IsPostBack) {
        ListItem item;
        item = new ListItem("C#", "1");
        languageDropDownList.Items.Add(item);
        item = new ListItem("VB.NET", "2");
        languageDropDownList.Items.Add(item);
        item = new ListItem("Java", "3");
        languageDropDownList.Items.Add(item);

        favoriteLanguage.Text = languageDropDownList.SelectedItem.Value;

    }
}

protected void DropDownListSelectionChanged(object o, EventArgs e) {
    favoriteLanguage.Text = languageDropDownList.SelectedItem.Value;
}
</script>
<form runat="server">
<asp:DropDownList 
    id="languageDropDownList"
    runat="server" 
    OnSelectedIndexChanged="DropDownListSelectionChanged" >
</asp:DropDownList><br/>
Favorite Language: <b><asp:label runat="server" id="favoriteLanguage" style="color:blue" /></b><br />
<asp:button runat="server" Text="Submit"/>
</form>

 

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