Web Crawling Guide

This is the main content of the article about web crawling.

Section One: Basics

Web crawling involves fetching pages from the internet automatically.

Here is a link to crawling docs and another link about robots.txt.

Section Two: Images

Below are some images used in crawling:

Section Three: Lists

• Fetch HTML pages
• Parse links
• Follow links recursively

The web is a graph, not a tree.

Section Four: Code

const crawler = new Crawler();
crawler.start('https://example.com');

Section Five: Tables

Section Six: Dividers

Content before the rule.

Content after the rule.

Section Seven: More Resources

See also the advanced guide and sibling page.

Section Eight: Deferred Content