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1 /* 2 * To change this license header, choose License Headers in Project Properties. 3 * To change this template file, choose Tools | Templates 4 * and open the template in the editor. 5 */ 6 package example; 7 8 import java.io.IOException; 9 import java.net.InetAddress; 10 11 /** 12 * 13 * @author silianbo 14 */ 15 public class test { 16 17 public static void main(String[] args) throws IOException { 18 String ip = "192.168.1."; 19 for (int i = 1; i < 256; i++) { 20 String host = ip + i; 21 InetAddress ia = InetAddress.getByName(host); 22 boolean bool = ia.isReachable(1500); 23 if (bool) { 24 System.out.println("主机: " + host + " 可用"); 25 } 26 27 } 28 29 } 30 }
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原文地址:http://www.cnblogs.com/silianbo/p/4628745.html