Java 查詢IP

用 InetAddress 類的 InetAddress.getByName() 方法來獲取指定主機（網址）的IP地址

完整代碼

import java.net.InetAddress;
import java.net.UnknownHostException;
 
public class GetIP {
    public static void main(String[] args) {
        InetAddress address = null;
        try {
            address = InetAddress.getByName("www.baidu.com");
        }
        catch (UnknownHostException e) {
            System.exit(2);
        }
        System.out.println(address.getHostName() + "=" + address.getHostAddress());
        System.exit(0);
    }
}

結果輸出

www.baidu.com=39.156.66.14