import java.net.InetAddress; import java.net.UnknownHostException; //測試ip public class TestInetAddress {public static void main(String[] args) {try {//查詢本機(jī)ip地址System.out.println("查詢本機(jī)ip地址:");InetAddress inetAddress1 = InetAddress.getByName("127.0.0.1");System.out.println(inetAddress1);InetAddress inetAddress2 = InetAddress.getByName("localhost");System.out.println(inetAddress2);InetAddress inetAddress3 = InetAddress.getLocalHost();System.out.println(inetAddress3);System.out.println("-----------------------------------");//查詢網(wǎng)絡(luò)ip地址System.out.println("查詢網(wǎng)絡(luò)ip地址:");InetAddress inetAddress4 = InetAddress.getByName("www.baidu.com");System.out.println(inetAddress4);System.out.println("-----------------------------------");//常用方法System.out.println("常用方法:");System.out.println(inetAddress4.getCanonicalHostName());//規(guī)范的名字System.out.println(inetAddress4.getHostAddress());System.out.println(inetAddress4.getHostName());} catch (UnknownHostException e) {System.out.println("111");}} }

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