Basic literacy of XPath and HTML

Time:2021-4-8

XPath: a query language for HTML and XML. It can find nodes in the tree structure of XML and HTML

To install XPath:

PIP method: PIP install lxml

Win + R: CMD open command console:

   

 

You can see that XML has been installed

 

HTML:

A kind of standard and standard of web page. The main language for writing web documents. Hypertext link

 

URL:

Uniform resource locator (unique resource locator) can accurately indicate the location of the file and the way the browser handles it.

[a website:https://www.cnblogs.com/77-is-here/This is a url]