Php web crawler

Source: Internet
Author: User
Have php web crawlers developed similar programs? Can give some advice. The functional requirement is to automatically obtain relevant data from the website and store the data in the database. PHP web crawler database php web crawler
Have you ever developed a similar program? Can give some advice. The functional requirement is to automatically obtain relevant data from the website and store the data in the database.

PHP web crawler database industry data

Share:


------ Solution --------------------
Curl crawls the target website, obtains the corresponding data through regular expressions or DOM, and then stores the database or file.
There is nothing that is too difficult. You need to consider the following:
Crawling policy (only crawling specific domain names, depth first or breadth first ).

Crawling efficiency (multi-thread crawling and how to allocate crawling tasks)

........

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.