ECMAScript 2015 was the second major revision to JavaScript. ECMAScript 2015 is also known as ES6 and ECMAScript 6. This chapter describes the most important features of ES6.

The ECMAScript specification is a standardized specification of a scripting language developed by Brendan Eich of Netscape; initially named Mocha, then LiveScript, and finally JavaScript. [7] In December 1995, Sun Microsystems and Netscape announced JavaScript in a press release. [8]

Old ECMAScript versions was named by numbers: ES5 and ES6. From 2016, versions are named by year: ES2016, 2018, 2020 ... The 15th edition, ECMAScript 2024, is published in July 2024. These features are relatively new. Older browsers may need an alternative code (Polyfill)

Nov 24, 2023 · With the proposed features of ES2024 ®, developers are on the brink of unwrapping a variety of enhancements that promise to make coding in JavaScript more efficient, readable, and robust.

Dec 12, 2024 · ES6 or ECMAScript 2015 is the 6th version of the ECMAScript programming language. ECMAScript is the standardization of Javascript which was released in 2015 and subsequently renamed as ECMAScript 2015. 1. The let Keyword. The let variables are mutable i.e. their values can be changed.

ECMAScript 6 (ES6) is a significant update to the JavaScript language that introduced many new features, making JavaScript more powerful and efficient. This guide provides a detailed exploration of ES6, offering comprehensive explanations and multiple code examples to help you master these new capabilities.

Table of Contents. Introduction; 1 Scope 2 Conformance 2.1 Example Clause Heading; 3 Normative References 4 Overview 4.1 Web Scripting; 4.2 Hosts and Implementations 4.3 ECMAScript Overview 4.3.1 Objects; 4.3.2 The Strict Variant of ECMAScript 4.4 Terms and Definitions 4.4.1 implementation-approximated; 4.4.2 implementation-defined; 4.4.3 host-defined; 4.4.4 type; 4.4.5 primitive value

Jul 24, 2014 · JavaScript = JS: JavaScript is the most popular implementations of the ECMAScript Standard. The core features of Javascript are based on the ECMAScript standard, but Javascript also has other additional features that are not in the ECMA specifications/standard.

Jun 25, 2021 · ECMAScript6 is also known as ECMAScript2015.ES6 is a significant upgrade to ES5 and adds a slew of new capabilities to JavaScript. In this article, we'll walk through how to set things up to develop ES6 applications and get started with some of …

Apr 17, 2023 · Navigating Asynchronous JavaScript. Welcome to the sixth section of our ECMAScript adventure! In this section, we’ll explore the exciting world of asynchronous JavaScript. We’ll learn how to construct promises, retrieve remote data using promises, employ fetch to return promises, master async/await syntax, and combine fetch with async/await ...