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JavaScript ES6+ Features

JavaScript ES6+ Features

JavaScript ES6 introduced modern features to the language.

Read Time
5 min read
Difficulty
Beginner
Last Updated
Jun 15, 2026
Version
v1.0.0

Introduction

In 2015, JavaScript received a massive update known as ES6 (ECMAScript 2015). This update completely modernized the language by introducing new tools that made writing code faster, cleaner, and less prone to errors.

Example

Example
1/* this shows ES6 features */
2// Arrow Function
3const multiply = (x, y) => x * y;
4
5// Template Literals
6let name = "John";
7let greeting = `Welcome ${name}`;

Key Points

  • ES6 added `let` and `const` for variable declarations.
  • Arrow functions provided a shorter way to write functions.
  • Template literals allowed easy variable injection into strings.
  • Destructuring allowed quick extraction of array and object data.