To manage user authentication on a website

To interact with and automate actions on a webpage

To design the layout of a webpage

To create a database for storing web data

page.write()

page.input()

page.fill()

page.enter()

To prevent memory leaks

To wait for asynchronous operations to complete

To handle synchronous operations

To ensure the page object is initialized

button[type='submit']

input[type='button']

input[type='submit']

button[type='click']

page.fetchHTML()

page.extractHTML()

page.innerHTML()

page.getHTML()

To modify the HTML structure

To extract specific data using CSS selectors

To convert HTML to JSON format

To validate the HTML syntax

Sending the data to a server

Saving the data to a database

Re-running the script

Closing the page to free up memory