What is tree traversal based on when parsing HTML?

Question

Python

Hello everyone
Can you explain how the HTML tree is traversed during parsing? I always thought that it was based on regular expressions, but I was told that it uses a different principle.

Answer 1

There are different methods
https://www.sitepoint.com/community/t/sax-vs-xpath...
The browser uses the DOM for sure.
In some of your private tasks, it may make sense to use SAX (it consumes much less resources).