waht is jquery code example

Example 1: what is jquery

Q: What is jQuery?
  
A: jQuery is a JavaScript library designed to simplify HTML DOM tree traversal
and manipulation, as well as event handling, CSS animation, and Ajax. It is
free, open-source software using the permissive MIT License. As of May 2019,
jQuery is used by 73% of the 10 million most popular websites

Example 2: jquery

npm install jquery