<div>
<asp:Button ID="Button5" runat="server" Text="升序" CommandName="Sort"
CommandArgument="ASC" oncommand="Button5_Command"
onclick="Button5_Click" />
<asp:Button ID="Button6" runat="server" Text="降序" CommandName="Sort"
CommandArgument="DESC" oncommand="Button5_Command"/>
<br />
<br />
<asp:BulletedList ID="bltBooks" runat="server">
</asp:BulletedList>
</div>
private List<string> books = new List<string>(); protected void Page_Load(object sender,EventArgs e) { books.Add("C#"); books.Add("JAVA"); books.Add("sqlServer2005"); } protected void Button5_Command(object sender,CommandEventArgs e) { if (e.CommandName == "Sort") { switch (e.CommandArgument.ToString()) { case "ASC": books.sort(SortASC); break; case "DESC": books.sort(SortDESC); break; } } } int SortASC(string x,string y) { return string.Compare(x,y); } int SortDESC(string x,string y) { return (string.Compare(x,y) * -1); } void Page_PreRender(object sender,EventArgs e) { bltBooks.DataSource = books; bltBooks.DataBind(); }