JavaScript Libraries

Question

1. What are JavaScript libraries 2. How can i use them? 3. What is a useful JavaScript Library?
Thank you in advance

Answer 1

"𝘈 𝘑𝘢𝘷𝘢𝘚𝘤𝘳𝘪𝘱𝘵 𝘭𝘪𝘣𝘳𝘢𝘳𝘺 𝘪𝘴 𝘢 𝘭𝘪𝘣𝘳𝘢𝘳𝘺 𝘰𝘧 𝘱𝘳𝘦-𝘸𝘳𝘪𝘵𝘵𝘦𝘯 𝘑𝘢𝘷𝘢𝘚𝘤𝘳𝘪𝘱𝘵 𝘵𝘩𝘢𝘵 𝘢𝘭𝘭𝘰𝘸𝘴 𝘧𝘰𝘳 𝘦𝘢𝘴𝘪𝘦𝘳 𝘥𝘦𝘷𝘦𝘭𝘰𝘱𝘮𝘦𝘯𝘵 𝘰𝘧 𝘑𝘢𝘷𝘢𝘚𝘤𝘳𝘪𝘱𝘵-𝘣𝘢𝘴𝘦𝘥 𝘢𝘱𝘱𝘭𝘪𝘤𝘢𝘵𝘪𝘰𝘯𝘴, 𝘦𝘴𝘱𝘦𝘤𝘪𝘢𝘭𝘭𝘺 𝘧𝘰𝘳 𝘈𝘑𝘈𝘟 𝘢𝘯𝘥 𝘰𝘵𝘩𝘦𝘳 𝘸𝘦𝘣-𝘤𝘦𝘯𝘵𝘳𝘪𝘤 𝘵𝘦𝘤𝘩𝘯𝘰𝘭𝘰𝘨𝘪𝘦𝘴."
— As cited in Wikipedia

As for using them, you just add the library file.
Eg: <script sr="libraryname.js"></script>

I guess Jquery is one of the most useful Js library.

You can also find other useful Js libraries in
https://en.m.wikipedia.org/wiki/List_of_JavaScript_libraries

Answer 2

React and redux are JS library from facebook to built web application smoothly without complexity of using more than one language.like css,html and js combination is required to build a good web design.to reduce this complex nature.