JavaScript for Beginner

JavaScript is a client side technology, it is mainly used for gives client side validation, but it have lot of features which are given below;JavaScript is a object-based scripting language. Giving the user more control over the browser. ... JavaScript is interpreter based scripting language

for more detailed explanation refer to the below videos

https://www.tutorialspoint.com/javascript_online_training/javascript_introduction.asp

for java script tool refer below link
https://www.sublimetext.com/