what is selenium used for code example

Example 1: what is selenium

- Selenium is a set of libraries that help us automate and interact 
  with the browsers.
  
  Why Selenium?
  - OPEN SOURCE -> FREE
    - It supports different types of browsers
    - It supports multiple different programming languages
    - Huge community behind it so many answers to any problems/questions
    - Could run on different OS systems such as: Mac, Windows, Linux etc.

Example 2: why to use selenium

- Selenium is a set of libraries that help us automate and interact 
  with the browsers.
  
  Why Selenium?
  - OPEN SOURCE -> FREE
    - It supports different types of browsers
    - It supports multiple different programming languages
    - Huge community behind it so many answers to any problems/questions
    - Could run on different OS systems such as: Mac, Windows, Linux etc.

Example 3: what is a webelement in selenium

- Everything we see on a web page is a webelement.
    such as: buttons, links, input boxes, dropdowns etc...