Article Introduction：This article mainly introduces the class of recursively crawling web pages in PHP. It analyzes PHP recursive operations and web page crawling techniques with examples. It is of great practical value. Friends who need it can refer to it.

2018-06-11 comment 0  1564

Article Introduction：: This article mainly introduces supplements on how to cross-site crawl pages from other sites. Students who are interested in PHP tutorials can refer to it.

2016-08-08 comment 0  979

Article Introduction：How to convert excel to word: How to convert excel to word How to cross-site crawl pages from other sites Supplement: In actual applications, you often encounter some special situations, such as the need for news, weather forecast, etc. , but as a personal site or a small site, we cannot have so much manpower, material and financial resources to do these things. What should we do? Fortunately, the Internet is a resource sharing system. We can use programs to automatically capture pages from other sites and process them for our use. What should I use? What the comrade gave me doesn't work. In fact, Php has this function, which is to use the curl library. Please look at the code below! <?php $ch =

2016-07-29 comment 0  1214

Article Introduction：How to use PHP and phpSpider to accurately crawl specific website content? Introduction: With the development of the Internet, the amount of data on the website is increasing, and it is inefficient to obtain the required information through manual operations. Therefore, we often need to use automated crawling tools to obtain the content of specific websites. The PHP language and phpSpider library are one of the very practical tools. This article will introduce how to use PHP and phpSpider to accurately crawl specific website content, and provide code examples. 1. Installation

2023-07-22 comment 0  1407

Article Introduction：Supplement on how to cross-site crawl pages from other sites. In actual applications, we often encounter some special situations, such as news, weather forecast, etc., but as a personal site or a small site, we cannot have so many

2016-07-21 comment 0  862

Article Introduction：An example of grabbing information from other websites (domain name query). ? if (isset($xx)) { $dodo=@file(http://www.e9china.com/cgi-bin/comdns.pl?raw=1fqdn=.$fqdn.quot;.$domain.quot; .$root.quot;); $i=0; while($dodo[$i]) { echo $dodo[$i]; $i++; } exit; }

2016-07-21 comment 0  1083

Article Introduction：Domain name query: Domain name query An example of grabbing information from other websites Domain name query: <? if (isset($xx)) { $dodo=@file("http://www.e9china.com/cgi-bin/ comdns.pl?raw=1&lookup=OK&fqdn=".$fqdn."&domain=".$domain."&root=".$root."&cdomain=2.7"); $i=0; while($dodo[$i ]) { echo $do

2016-07-29 comment 0  1466

Article Introduction：Question: Are there any PHP class libraries and functional module sharing websites in China similar to phpclasses? Just take some extensions and you can use or learn them directly.

2016-10-11 comment 0  1061

Article Introduction：PHP code for remotely grabbing website images and saving them

2016-07-25 comment 0  1079

Article Introduction：How to use the PHPGoutte class library for web crawling and data extraction? Overview: In the daily development process, we often need to obtain various data from the Internet, such as movie rankings, weather forecasts, etc. Web crawling is one of the common methods to obtain this data. In PHP development, we can use the Goutte class library to implement web crawling and data extraction functions. This article will introduce how to use the PHPGoutte class library to crawl web pages and extract data, and attach code examples. What is Gout

2023-08-09 comment 0  1466

Article Introduction：This article mainly introduces how PHP uses the Snoopy class to implement page crawling. Interested friends can refer to it. I hope it will be helpful to everyone.

2018-06-09 comment 0  1767

Article Introduction：How to use PHP and phpSpider to automatically crawl website SEO data? With the development of the Internet, website SEO optimization has become more and more important. Understanding your website’s SEO data is crucial to evaluating your website’s visibility and ranking. However, manually collecting and analyzing SEO data is a tedious and time-consuming task. In order to solve this problem, we can use PHP and phpSpider to automatically capture website SEO data. First, let us first understand what phpSpider is

2023-07-22 comment 0  935

Article Introduction：How to use PHP and phpSpider to capture song data from music websites? In the Internet era, music websites have become an important way for people to obtain music resources. However, for us developers, sometimes we need to obtain song data on a specific music website for analysis or other business needs. This requires us to learn to use PHP and phpSpider, a powerful PHP crawler framework, to quickly crawl and process data. This article will use an example to introduce how to use PHP and phpSpid

2023-07-21 comment 0  1463

Article Introduction：How to use PHP and phpSpider to capture real-time data from news websites? With the rapid development of the information age, news websites have become an important channel for people to obtain real-time information. However, if we need to obtain data from multiple news websites and analyze and process it, manual copy and paste will become very tedious and time-consuming. Fortunately, using PHP and phpSpider, a powerful PHP crawler framework, we can easily capture real-time data from news websites. Below, I will briefly introduce how to use PHP

2023-07-23 comment 0  1306

Article Introduction：How to use PHP and phpSpider to capture review data from e-commerce websites? With the continuous development of e-commerce, users' demand for product evaluation and reviews is also increasing. For e-commerce websites, it is very important to obtain user review data. It can not only help companies better understand the advantages and disadvantages of products, but also provide reference for other users to improve the accuracy of purchasing decisions. In this article, I will introduce how to use PHP and phpSpider, an open source crawler framework, to capture e-commerce website review data.

2023-07-22 comment 0  1187

Article Introduction：Establish an encapsulation of the database access class <?php class DBDA { public $host = "localhost"; //Server address public $uid = "root"; //Database user name public $pwd = ""; //Database password

2017-09-12 comment 0  1271

Article Introduction：The gd library image download class implements the php code for downloading all images on the web page

2016-12-01 comment 0  1153

Article Introduction：With the rapid development of the Internet, the number of Web sites has grown rapidly, and Web pages have become more and more dynamic. In order to improve Web site performance and access speed, using PHP caching technology has become an indispensable part of Web development. So what impact does the use of PHP caching technology have on Web site types? This article will explore this issue. First, we need to understand what PHP caching technology is. Simply put, PHP caching technology is to cache PHP code at runtime so that it can be executed next time

2023-06-20 comment 0  1254

Article Introduction：In web development, caching is one of the important means to improve website performance and response speed. In caching technology, PHP development caching and database caching are two commonly used methods. So, which method is more suitable for your website? This article will analyze and compare the principles, advantages, disadvantages and code examples. 1. Principle PHP development caching PHP development caching refers to a technology that caches PHP code into memory during runtime to improve the access speed of Web applications. When a PHP script is run for the first time, its compilation results will be buffered

2023-11-07 comment 0  941

Article Introduction：This article shares with you the code and usage of PHP tools to implement web page caching. It is very practical and friends in need can refer to it.

2018-06-08 comment 0  2506