javascript - What is ECMAScript? - Stack Overflow
Jul 24, 2014 · However, a ECMAScript validator will probably tell you it is not valid, because alert() is not part of the ECMAScript, but a typically feature of JavaScript for Browsers. There …
What is the difference between JavaScript and ECMAScript?
May 15, 2016 · ECMAScript had a few releases and in 1999 they released their last version (ECMAScript 3) before they went into hibernation for the next 10 years. During this 10 years, …
ES7, ES8, ES9, ES10, ES11 Browser support - Stack Overflow
May 16, 2020 · Regarding compatibility between ECMAScript specification and actual implementation; It is fairly easy to check out the data about browser support for …
What is the difference between Javascript and ECMA script?
ECMAScript is a standard. JavaScript is an implementation of that standard (edition 3 of that standard to be more exact). Other implementations of ECMAScript are ActionScript and …
Is the Fetch API an ECMAscript feature? - Stack Overflow
JavaScript has been an instance of ECMAScript maintained by Mozilla (similar to Microsoft's JScript). They, for quite a few years, defined JavaScript with features that weren't recognized …
How to use ECMAScript6 modules within webpages
Feb 27, 2015 · I'm pretty excited about using ECMAScript 6 features now via Babeljs - in particular, I'd love to start making my JavaScript code more modular using the new modules …
Is JavaScript an open source project? - Stack Overflow
May 24, 2017 · JavaScript, in particular, is an implementation of the ECMAScript language standard and is primarily used in the form of client-side JavaScript, implemented as part of a …
Why running .Net Regex with ECMAScript flavor support \A
Aug 15, 2021 · Character class syntax. Because canonical regular expressions support Unicode whereas ECMAScript does not, character classes in ECMAScript have a more limited syntax, …
What is an ECMAScript "native object"? - Stack Overflow
Dec 10, 2013 · object supplied by an ECMAScript implementation, independent of the host environment, that is present at the start of the execution of an ECMAScript program. with a …
What's the difference between JavaScript, JScript & ECMAScript?
May 7, 2025 · ECMAScript is the scripting language standardized by Ecma International in the ECMA-262 specification and ISO/IEC 16262. The language is widely used for client-side …