Exploring Modern JavaScript Features Part 2 : Let and Const

#javascript #javascripttutorialforbeginners #es6 #javascript_tutorial

0:01: Let and const introduction

ECMAScript 2015, also known as ES6 or ECMAScript 2015, is a major update to the JavaScript programming language. It introduced many new features and enhancements to improve the syntax and functionality of JavaScript. ES6 was a significant step forward for the language and laid the foundation for subsequent ECMAScript versions. Here are some key features introduced in ES6:

2) ## Let and Const

The let and const keywords were introduced in ECMAScript 2015 (ES6) to declare variables in JavaScript.

- let and const were introduced for variable declarations.
- The let keyword is used to declare variables whose values can be reassigned.
- The const keyword is used to declare constants. Once a value is assigned to a constant, it cannot be reassigned.

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