php spider

Crawlers of major seo search engines will constantly access and capture the content of our site, which also consumes a certain amount of site traffic. Sometimes, they need to block some spiders from accessing our site. In fact, there are only a few

This article mainly introduces PHP code summary for determining whether a visitor is a search engine spider or a common user. There are always a variety of methods suitable for you to prevent search engine spider from dragging the search engine to

This article mainly introduces PHP code summary for determining whether a visitor is a search engine spider or a common user. There are always one method that suits you, prevent search engine spider from dragging the search engine. 1. recommended

Determining search engine spider crawlers is actually very simple. You only need to determine the source useragent and then check whether there are any strings specified by search engine spider. Next let's take a look at the php Method for

1: What is a spider pondSpider pools are divided into bridge pages and Sitemaps. Bridge page for single page template inside all point to external link label Keywords A bridge page is usually the software that automatically generates a large number

1, recommended a method: PHP Judge search engine Spider crawler or human access code, from Discuz x3.2 The actual application can be judged in this way, directly not the search engine to perform the operation 2. The second method: Using PHP to

Search engine/web spider program code related programs developed abroad 1. nutch Official Website http://www.nutch.org/ Chinese site http://www.nutchchina.com/ Latest Version: nutch 0.7.2 released Nutch is a search engine implemented by

  Spider is a required module for search engines. The results of spider data directly affect the evaluation indicators of search engines. The first Spider Program was operated by MIT's Matthew K gray to count the number of hosts on the Internet. >

1, a recommended method: PHP to determine the search engine spider crawler or human access code, excerpted from Discuz x3.2 The actual application can be judged in this way, directly is not a search engine to perform operations

http://www.php.cn/wiki/1514.html "target=" _blank ">python version management: Pyenv and Pyenv-virtualenv Scrapy Crawler Introductory Tutorial one installation and basic use Scrapy Crawler Introductory Tutorial II official Demo Scrapy Crawler