2019-05-11_JavaScript_tips

// This is single line JavaScript comment

/* This is multi line
 JavaScript comment */

// defining variable
var fullname;

// getting input
fullname = prompt("What is your full name.");

// Three method of defining array.
var countries = ["India", "Russia", "China"];
var countries = Array("India", "Russia", "China");
var countries = new Array("India", "Russia", "China");

// There is a fourth way also.
var countries = [];
countries.push("India");
countries.push("Russia");
countries.push("China");