Listview排序基于asc或desc中的下拉列表

本文介绍了Listview排序基于asc或desc中的下拉列表的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！ 问题描述

实际上我想了解下拉列表索引chaged事件中listview的排序。 当用户选择asc或desc in dropdownlist sort时应该应用于listview。

Actually I wanted to know about sorting of listview on dropdownlist index chaged event. like when user select asc or desc in dropdownlist sorting should be applied on listview.

推荐答案

推荐此链接 基于asc或desc下拉列表的Listview排序 [ ^ ] Refer this LINK Listview sorting based on dropdownlist in asc or desc [^] <asp:dropdownlist id="ddlDirection" runat="server" xmlns:asp="#unknown"> AutoPostBack="true" onselectedindexchanged="ddlDirection_SelectedIndexChanged1"> <asp:listitem selected="True" text="Ascending">ASC</asp:listitem> <asp:listitem text="Descending">DESC</asp:listitem> </asp:dropdownlist> the codebehind will be something on the following lines protected void ddlDirection_SelectedIndexChanged1(object sender, EventArgs e) { string sortBy = ddlSortBy.SelectedValue; //any string u want to sort (name etc) string direction = ddlDirection.SelectedValue; SortProducts(sortBy, direction); } protected void SortProducts(string sortBy, string direction) { string filter = sortBy + " " + direction; DataTable newDt = new DataTable(); newDt = (DataTable)Session["ProductsDt"]; dt = newDt.Clone(); DataRow[] drArray = null; drArray = newDt.Select("", filter); foreach (DataRow dr in drArray) { dt.ImportRow(dr); } MyListView.DataSource = dt; MyListView.DataBind(); }