import java.net.InetAddress;
public class demo{
public static void main(String[] args)throws Exception{
//以指定主机实例化
InetAddress Add = InetAddress.getByName("baidu.com");
//以本地主机实例化
Add = InetAddress.getLocalHost();
//以回环地址实例化
Add = InetAddress.getLoopbackAddress();
//取主机名
System.out.println(Add.getHostName());
//取主机地址
System.out.println(Add.getHostAddress());
//返回主机地址的数组形式
byte[] C_add = Add.getAddress();
for(int i=0;i<C_add.length;i++){
System.out.print("["+C_add[i]+"]");
}
//localhost
//127.0.0.1
//[127][0][0][1]
}
}
java常用类之——java.net.InetAddress
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转载自blog.csdn.net/geekyoung/article/details/78659048
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