【Visual Studio Visual Csharp】Ping

 using System;

using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; // make sure that using System.Runtime.InteropServices; is included using System.Diagnostics; // make sure that using System.Net.NetworkInformation; is included using System.Net.NetworkInformation; // make sure that using System.Threading; is included for method Sleep using System.Threading; namespace PingC { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { for (int i = 0; i < 4; ++i) { // Thread.Sleep(500); using (Ping p = new Ping()) { // label1.Text = p.Send("www.google.com").RoundtripTime.ToString() + "ms"; listView1.Items.Add(p.Send(textBox1.Text).RoundtripTime.ToString() + "ms\n"); } } } } }