using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace WindowsFormsApplication1 { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { webBrowser1.DocumentText = @"
hoge
goge
"; } private void button2_Click(object sender, EventArgs e) { webBrowser1.Document.Body.Children[0].InnerText = ""; } } }