using System; using System.Collections.Generic; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; using System.Data; using System.Text; using System.IO; using System.Xml; namespace FineUI.Examples.tree.checkbox { public partial class tree_checked : PageBase { protected void Page_Load(object sender, EventArgs e) { } protected void btnGetCheckedValues_Click(object sender, EventArgs e) { TreeNode[] nodes = Tree1.GetCheckedNodes(); if (nodes.Length > 0) { StringBuilder sb = new StringBuilder(); foreach (TreeNode node in nodes) { sb.AppendFormat("{0} ", node.Text); } labResult.Text = "复选框选中的值:" + sb.ToString(); } else { labResult.Text = "没有复选框被选中"; } } } }