Live briefing

Everything about ECMAScript version history

Versions of a JavaScript standard

ECMAScript is a JavaScript standard developed by Ecma International. Since 2015, major versions have been published every June. Wikipedia →

🧭 Start here: a 6-step reading path

No dictionary entry for this exact phrase.

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

ECMAScript ECMAScript (/ˈɛkməskrɪpt/; ES) is the standard for the JavaScript language, intended to ensure the interoperability of web pages across different web browsers…
JavaScript JavaScript (JS) is a programming language and core technology of the Web, alongside HTML and CSS. Created by Brendan Eich in 1995, it is maintained by…
JSON JSON (JavaScript Object Notation, pronounced /ˈdʒeɪsən/ or /ˈdʒeɪˌsɒn/) is an open standard file format and data interchange format that uses human-readable…
ActionScript ActionScript is an object-oriented programming language originally developed by Macromedia Inc. (later acquired by Adobe). It is influenced by HyperTalk…
Literal (computer programming) In computer science, a literal is a textual representation (notation) of a value as it is written in source code. Almost all programming languages have…
Ecma International Ecma International (/ˈɛkmə/) is a nonprofit standards organization for information and communication systems. It acquired its current name in 1994, when…
JavaScript syntax The syntax of JavaScript is the set of rules that define a correctly structured JavaScript program. The examples below make use of the console.log() function…
JS++ JS++ is a programming language for web development that extends JavaScript with a sound type system. It includes imperative, object-oriented, functional…