Javascript ES6 needed for React 🚀
1. What is ES6?
ECMA Script is the standardized name for JavaScript. ES6 was published in June 2015.
2. Let and const
A const and let variable cannot be reassigned.
let num1 = 20;
console.log(num1);
let num1 = 10;
console.log(num1);
const num1 = 20...
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