Java URL getHost() 方法

2025年3月24日 | 1 分钟阅读

URL 类的 getHost() 方法返回 URL 的主机名。此方法将返回用方括号 ('['和']') 括起来的 IPv6 地址。

语法

参数

不适用

返回值

此 URL 的主机名。

示例 1

import java.net.URL;
import java.util.Scanner;
public class URLgetHostExample1{

	public static void main(String args[])throws Exception
	{
		//passing url in constructor
		URL url1=new URL("https://tpointtech.cn/java-threadpoolexecutor");
		// Fetching Host name  from given url
		System.out.println("The given url is : "+url1);
		System.out.println("Host name in given url is : "+url1.getHost());
	 }
}

输出

The given url is : https://tpointtech.cn/java-threadpoolexecutor
Host name in given url is : www.tpointtech.com

示例 2

import java.net.URL;
import java.util.Scanner;

public class URLgetHostExample2 {
public static void main(String args[])throws Exception
{
	Scanner s =new Scanner(System.in);
	System.out.println("Enter any url ");
	String url=s.nextLine();
	//passing url in constructor
	URL url1=new URL(url);
// Fetching Host name  from given url
	System.out.println("Host name in given url is : "+url1.getHost());
 }
}

输出

Enter any url 
https://tpointtech.cn/java-threadpoolexecutor
Host name in given url is : www.tpointtech.com

示例 3

import java.net.URL;
public class URLgetHostExample3 {
	public static void main(String args[])throws Exception
	{
		//passing url in URL class 
		URL url1=new URL("https://tpointtech.cn/");
		//Adding file name with url1
		URL url2=new URL(url1,"/URL-class");
		URL url3=new URL(url1,"/URLConnection-class");
		System.out.println("Url1: "+url2);
		System.out.println("Url2: "+url2);
		// Fetching Host name 
		String s=url2.getHost();
		if(s.equals(url3.getHost()))
			System.out.println("Both url has Same host name  ");
	 }
}

输出

Url1: https://tpointtech.cn/URL-class
Url2: https://tpointtech.cn/URL-class
Both url has Same host name

下一个主题Java URL 类

Java URL getHost() 方法

语法

参数

返回值

示例 1

示例 2

示例 3

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Java URL getHost() 方法

语法

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示例 1

示例 2

示例 3

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