Home Backend Development PHP Tutorial 求 匹配多个a标签连接和名字 正则表达式解决方案

求 匹配多个a标签连接和名字 正则表达式解决方案

Jun 13, 2016 pm 01:48 PM
gt href http lt quot

求 匹配多个a标签连接和名字 正则表达式
比如这样的源码

HTML code

1

2

3

4

5

6

7

<!--

 

Code highlighting produced by Actipro CodeHighlighter (freeware)

http://www.CodeHighlighter.com/

 

--><td width="95%" class="tdW" colspan="2">

<div class="tdL">知识</div> <a href="http://www.cqvip.com/">维普资讯</a> <a href="http://www.chinaqking.com/">中国期刊网</a> <a href="http://www.qikan.com.cn/">龙源期刊网</a> <a href="http://bk.183.com.cn/index.do">邮政报刊订阅网</a> <a href="http://www.zazhipu.com/">杂志铺</a> <a href="http://wiki.mbalib.com/">MBA智库百科</a> <a href="http://www.cosmoscape.com/">星空天文网</a> <a href="http://www.quanxue.cn/">劝学网</a><br> <a href="http://www.astronomy.com.cn/bbs/">牧夫天文论坛</a> <a href="http://www.patent-cn.com/">专利之家</a> <a href="http://www.sciam.com.cn/">环球科学</a> <a href="http://songshuhui.net/">科学松鼠会</a> <a href="http://www.ufo-1.cn/">UFO探索网</a> <a href="http://www.guokr.com/">果壳网</a> <a href="http://www.5xue.com/">我学网</a> <a href="http://v.163.com/open/">网易公开课</a><br> <a href="http://zh.wikipedia.org/">维基百科</a> <a href="http://www.51zxw.net/">我要自学网</a> <a href="http://www.cscse.edu.cn/">中国留学网</a> <a href="http://www.zhihu.com/">知乎</a> <a href="http://tech.163.com/school/video/">网易学院</a> <a href="http://wenwen.soso.com/">搜搜问问</a> <a href="http://xue.baidu.com/">新手学上网</a> <a href="http://nnsa.mep.gov.cn/">国家核安全局</a><br> <a href="http://www.wordlm.com/">word联盟</a> <a href="http://iask.sina.com.cn/">爱问知识人</a> <a href="http://www.wenming.cn/">中国文明网</a> </td>

Copy after login


唉 说来都不好意思,

前不久问了这个问题 ,但是当时是只有一个a标签时,有很多好心人帮我解决了。http://topic.csdn.net/u/20111216/16/934599d3-8e99-4b94-8dae-28e5b9c455c4.html
但是,现在是多个A标签时,我怎么改都是出错。
还请高手指点一下。我应该怎么弄一下。



------解决方案--------------------
PHP code

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

preg_match_all('/<a.>(.*)', $str, $matches);

foreach($matches[1] as $k=>$href) {

    $arr[$matches[2][$k]] = $href;

}

var_export($arr);

/**

输出结果:

array ( '维普资讯' => 'http://www.cqvip.com/', '中国期刊网' => 'http://www.chinaqking.com/', '龙源期刊网' => 'http://www.qikan.com.cn/', '邮政报刊订阅网' => 'http://bk.183.com.cn/index.do', '杂志铺' => 'http://www.zazhipu.com/', 'MBA智库百科' => 'http://wiki.mbalib.com/', '星空天文网' => 'http://www.cosmoscape.com/', '劝学网' => 'http://www.quanxue.cn/', '牧夫天文论坛' => 'http://www.astronomy.com.cn/bbs/', '专利之家' => 'http://www.patent-cn.com/', '环球科学' => 'http://www.sciam.com.cn/', '科学松鼠会' => 'http://songshuhui.net/', 'UFO探索网' => 'http://www.ufo-1.cn/', '果壳网' => 'http://www.guokr.com/', '我学网' => 'http://www.5xue.com/', '网易公开课' => 'http://v.163.com/open/', '维基百科' => 'http://zh.wikipedia.org/', '我要自学网' => 'http://www.51zxw.net/', '中国留学网' => 'http://www.cscse.edu.cn/', '知乎' => 'http://www.zhihu.com/', '网易学院' => 'http://tech.163.com/school/video/', '搜搜问问' => 'http://wenwen.soso.com/', '新手学上网' => 'http://xue.baidu.com/', '国家核安全局' => 'http://nnsa.mep.gov.cn/', 'word联盟' => 'http://www.wordlm.com/', '爱问知识人' => 'http://iask.sina.com.cn/', '中国文明网' => 'http://www.wenming.cn/', )

 

//PS:一次达到,好像没啥方法。

*/

<br><font color="#e78608">------解决方案--------------------</font><br><dl class="code">PHP code<pre class="brush:php;toolbar:false">

<?php $str = '<td width="95%" class="tdW" colspan="2" ><div class="tdL">知识</div> <a href="http://www.cqvip.com/">维普资讯</a> <a href="http://www.chinaqking.com/">中国期刊网</a> <a href="http://www.qikan.com.cn/">龙源期刊网</a> <a href="http://bk.183.com.cn/index.do">邮政报刊订阅网</a> <a href="http://www.zazhipu.com/">杂志铺</a> <a href="http://wiki.mbalib.com/">MBA智库百科</a> <a href="http://www.cosmoscape.com/">星空天文网</a> <a href="http://www.quanxue.cn/">劝学网</a><br> <a href="http://www.astronomy.com.cn/bbs/">牧夫天文论坛</a> <a href="http://www.patent-cn.com/">专利之家</a> <a href="http://www.sciam.com.cn/">环球科学</a> <a href="http://songshuhui.net/">科学松鼠会</a> <a href="http://www.ufo-1.cn/">UFO探索网</a> <a href="http://www.guokr.com/">果壳网</a> <a href="http://www.5xue.com/">我学网</a> <a href="http://v.163.com/open/">网易公开课</a><br> <a href="http://zh.wikipedia.org/">维基百科</a> <a href="http://www.51zxw.net/">我要自学网</a> <a href="http://www.cscse.edu.cn/">中国留学网</a> <a href="http://www.zhihu.com/">知乎</a> <a href="http://tech.163.com/school/video/">网易学院</a> <a href="http://wenwen.soso.com/">搜搜问问</a> <a href="http://xue.baidu.com/">新手学上网</a> <a href="http://nnsa.mep.gov.cn/">国家核安全局</a><br> <a href="http://www.wordlm.com/">word联盟</a> <a href="http://iask.sina.com.cn/">爱问知识人</a> <a href="http://www.wenming.cn/">中国文明网</a> ';

$patten = '/<a>(.*)/iU';

preg_match_all($patten,$str,$match);

$result = array();

for($i = 0;$i<count echo>";

print_r($result);

?>

 <div class="clear">

                  

               

               

         

            </div></count></a>

Copy after login
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

What are the differences between Huawei GT3 Pro and GT4? What are the differences between Huawei GT3 Pro and GT4? Dec 29, 2023 pm 02:27 PM

Many users will choose the Huawei brand when choosing smart watches. Among them, Huawei GT3pro and GT4 are very popular choices. Many users are curious about the difference between Huawei GT3pro and GT4. Let’s introduce the two to you. . What are the differences between Huawei GT3pro and GT4? 1. Appearance GT4: 46mm and 41mm, the material is glass mirror + stainless steel body + high-resolution fiber back shell. GT3pro: 46.6mm and 42.9mm, the material is sapphire glass + titanium body/ceramic body + ceramic back shell 2. Healthy GT4: Using the latest Huawei Truseen5.5+ algorithm, the results will be more accurate. GT3pro: Added ECG electrocardiogram and blood vessel and safety

What does http status code 520 mean? What does http status code 520 mean? Oct 13, 2023 pm 03:11 PM

HTTP status code 520 means that the server encountered an unknown error while processing the request and cannot provide more specific information. Used to indicate that an unknown error occurred when the server was processing the request, which may be caused by server configuration problems, network problems, or other unknown reasons. This is usually caused by server configuration issues, network issues, server overload, or coding errors. If you encounter a status code 520 error, it is best to contact the website administrator or technical support team for more information and assistance.

What is http status code 403? What is http status code 403? Oct 07, 2023 pm 02:04 PM

HTTP status code 403 means that the server rejected the client's request. The solution to http status code 403 is: 1. Check the authentication credentials. If the server requires authentication, ensure that the correct credentials are provided; 2. Check the IP address restrictions. If the server has restricted the IP address, ensure that the client's IP address is restricted. Whitelisted or not blacklisted; 3. Check the file permission settings. If the 403 status code is related to the permission settings of the file or directory, ensure that the client has sufficient permissions to access these files or directories, etc.

Understand common application scenarios of web page redirection and understand the HTTP 301 status code Understand common application scenarios of web page redirection and understand the HTTP 301 status code Feb 18, 2024 pm 08:41 PM

Understand the meaning of HTTP 301 status code: common application scenarios of web page redirection. With the rapid development of the Internet, people's requirements for web page interaction are becoming higher and higher. In the field of web design, web page redirection is a common and important technology, implemented through the HTTP 301 status code. This article will explore the meaning of HTTP 301 status code and common application scenarios in web page redirection. HTTP301 status code refers to permanent redirect (PermanentRedirect). When the server receives the client's

How to use Nginx Proxy Manager to implement automatic jump from HTTP to HTTPS How to use Nginx Proxy Manager to implement automatic jump from HTTP to HTTPS Sep 26, 2023 am 11:19 AM

How to use NginxProxyManager to implement automatic jump from HTTP to HTTPS. With the development of the Internet, more and more websites are beginning to use the HTTPS protocol to encrypt data transmission to improve data security and user privacy protection. Since the HTTPS protocol requires the support of an SSL certificate, certain technical support is required when deploying the HTTPS protocol. Nginx is a powerful and commonly used HTTP server and reverse proxy server, and NginxProxy

Quick Application: Practical Development Case Analysis of PHP Asynchronous HTTP Download of Multiple Files Quick Application: Practical Development Case Analysis of PHP Asynchronous HTTP Download of Multiple Files Sep 12, 2023 pm 01:15 PM

Quick Application: Practical Development Case Analysis of PHP Asynchronous HTTP Download of Multiple Files With the development of the Internet, the file download function has become one of the basic needs of many websites and applications. For scenarios where multiple files need to be downloaded at the same time, the traditional synchronous download method is often inefficient and time-consuming. For this reason, using PHP to download multiple files asynchronously over HTTP has become an increasingly common solution. This article will analyze in detail how to use PHP asynchronous HTTP through an actual development case.

Common network communication and security problems and solutions in C# Common network communication and security problems and solutions in C# Oct 09, 2023 pm 09:21 PM

Common network communication and security problems and solutions in C# In today's Internet era, network communication has become an indispensable part of software development. In C#, we usually encounter some network communication problems, such as data transmission security, network connection stability, etc. This article will discuss in detail common network communication and security issues in C# and provide corresponding solutions and code examples. 1. Network communication problems Network connection interruption: During the network communication process, the network connection may be interrupted, which may cause

HTTP 200 OK: Understand the meaning and purpose of a successful response HTTP 200 OK: Understand the meaning and purpose of a successful response Dec 26, 2023 am 10:25 AM

HTTP Status Code 200: Explore the Meaning and Purpose of Successful Responses HTTP status codes are numeric codes used to indicate the status of a server's response. Among them, status code 200 indicates that the request has been successfully processed by the server. This article will explore the specific meaning and use of HTTP status code 200. First, let us understand the classification of HTTP status codes. Status codes are divided into five categories, namely 1xx, 2xx, 3xx, 4xx and 5xx. Among them, 2xx indicates a successful response. And 200 is the most common status code in 2xx

See all articles